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Müllhaupt, Désirée; Wenger, Sandra; Kircher, Patrick; Pfammatter, Nadja; Hatt, Jean-Michel; Ohlerth, Stefanie (2017). Computed tomography of the thorax in rabbits: a prospective study in ten clinically healthy New Zealand White rabbits. Acta veterinaria Scandinavica, 59:72.

Frei, Samuel; Ortmann, Sylvia; Kreuzer, Michael; Hatt, Jean-Michel; Clauss, Marcus (2017). Digesta retention patterns in geese (Anser anser) and turkeys (Meleagris gallopavo) and deduced function of avian caeca. Comparative Biochemistry and Physiology. Part A, Molecular & Integrative Physiology, 204:219-227.

Clauss, Marcus; Hatt, Jean-Michel (2017). Evidence-based rabbit housing and nutrition. The Veterinary Clinics of North America. Exotic Animal Practice, 20(3):871-884.

Tahas, Stamos; Martin Jurado, Olga; Hammer, S; Arif, A; Reese, S; Hatt, Jean-Michel; Clauss, Marcus (2017). Gross measurements of the digestive tract and visceral organs of Addax Antelope (Addax nasomaculatus) following a concentrate or forage feeding regime. Anatomia, Histologia, Embryologia, 46(3):282-293.

Balsiger, Annina; Clauss, Marcus; Liesegang, Annette; Dobenecker, B; Hatt, Jean-Michel (2017). Guinea pig (Cavia porcellus) drinking preferences: do nipple drinkers compensate for behaviourally deficient diets? Journal of Animal Physiology and Animal Nutrition, 101(5):1046-1056.

Ackermann, Mathias; Hatt, Jean-Michel; Schetle, Nelli; Steinmetz, Hanspeter (2017). Identification of shedders of elephant endotheliotropic herpesviruses among Asian elephants (Elephas maximus) in Switzerland. PLoS ONE, 12(5):e0176891.

Carisch, Lea; Müller, Dennis W H; Hatt, Jean-Michel; Bingaman Lackey, Laurie; Rensch, E Eberhard; Clauss, Marcus; Zerbe, Philipp (2017). Seasonal mortality in zoo ruminants. Zoo Biology, 36(1):74-86.

Schiffmann, Christian; Clauss, Marcus; Hoby, Stefan; Hatt, Jean-Michel (2017). Visual body condition scoring in zoo animals – composite, algorithm and overview approaches. Journal of Zoo and Aquarium Research, 5:1-10.

Bonsmann, Anna; Stoffel, M H; Burkhart, M; Hatt, Jean-Michel (2016). Anatomical atlas of the Quail's ear (Coturnix coturnix). Anatomia, Histologia, Embryologia, 45(5):399-404.

Clauss, Marcus; Lischke, Andreas; Botha, Heike; Hatt, Jean-Michel (2016). Carcass consumption by domestic rabbits (Oryctolagus cuniculus). European Journal of Wildlife Research, 62(1):143-145.

Bennert, Beatrice M; Kircher, Patrick R; Gutbrod, Andreas; Riechert, Juliane; Hatt, Jean-Michel (2016). Evaluation of two miniplate systems and figure-of-eight bandages for stabilization of experimentally induced ulnar and radial fractures in pigeons (Columba livia). Journal of Avian Medicine and Surgery, 30(2):111-121.

Hatt, Jean-Michel (2016). External splinting. In: Samour, Jaime. Avian Medicine. St. Louis: Elsevier, 353-354.

Wyss, Fabia; Müller, Jacqueline; Clauss, Marcus; Kircher, Patrick R; Geyer, Hans; von Rechenberg, Brigitte; Hatt, Jean-Michel (2016). Measuring rabbit (Oryctolagus cuniculus) tooth growth and eruption by fluorescence markers and bur marks. Journal of Veterinary Dentistry, 33(1):39-46.

Laube, Alexandra; Pendl, Helene; Clauss, Marcus; Altherr, Barblin; Hatt, Jean-Michel (2016). Plasma biochemistry and hematology reference values of captive Panther chameleons (Furcifer pardalis) with special emphasis on seasonality and gender differences. Journal of Zoo and Wildlife Medicine, 47(3):743-753.

Hagen, K B; Dittmann, M T; Ortmann, S; Kreuzer, M; Hatt, Jean-Michel; Clauss, Marcus (2016). Retention of solute and particle markers in the digestive tract of chinchillas (Chinchilla laniger). Journal of Animal Physiology and Animal Nutrition, 100:801-806.

Gerstner, Kerstin; Liesegang, Annette; Hatt, Jean-Michel; Clauss, Marcus; Galeffi, Cordula (2016). Seasonal body mass changes and feed intake in spectacled bears (Tremarctos ornatus) at Zurich Zoological Garden. Journal of Zoo and Aquarium Research, 4(3):121-126.

Hatt, Jean-Michel; Clauss, Marcus (2016). Tierärztliche Betreuung von Greifvögeln: Entwicklungen im Zeitraum von 1985 bis 2015. Schweizer Archiv für Tierheilkunde, 158:639-645.

Braun, Ueli; Mitchell, Katharyn J; Schramm, S; Nogler, S; Hatt, Jean-Michel; Malbon, A (2016). Ultrasonographic findings in two sheep with enzootic calcinosis. Schweizer Archiv für Tierheilkunde, 158(12):827-832.

Gerstner, Kerstin; Liesegang, Annette; Hatt, Jean-Michel; Clauss, Marcus; Galeffi, C (2015). Saisonale Unterschiede in Körpergewicht und Futteraufnahme von Brillenbären (Tremarctos ornatus). In: Kreuzer, M; Lanzini, T; Liesegang, Annette; Bruckmaier, R; Hess, H D. Gesunde und leistungsfähige Nutztiere: Futter an Genotyp oder Genotyp an Futter anpassen?; Tagungsbericht, 13. Mai 2015. Zürich: Eidgenössische Technische Hochschule Zürich (ETH), 191-193.

Hatt, Jean-Michel (2015). Aspergilloseverdacht beim Vogelpatienten - Endoskopie als unerlässliche Untersuchung? Kleintier konkret, S1:19-23.

Frei, Samuel; Ortmann, Sylvia; Reutlinger, Christoph; Kreuzer, Michael; Hatt, Jean-Michel; Clauss, Marcus (2015). Comparative digesta retention patterns in ratites. The Auk, 132(1):119-131.

Frei, Samuel; Hatt, Jean-Michel; Ortmann, Sylvia; Kreuzer, Michael; Clauss, Marcus (2015). Comparative methane emission by ratites: differences in food intake and digesta retention level out methane production. Comparative Biochemistry and Physiology. Part A, Molecular & Integrative Physiology, 188:70-75.

Gull, J; Stahl, M; Osmann, C; Ortmann, S; Kreuzer, Michael; Hatt, Jean-Michel; Clauss, Marcus (2015). Digestive physiology of captive giant anteaters (Myrmecophaga tridactyla): determinants of faecal dry matter content. Journal of Animal Physiology and Animal Nutrition, 99(3):565-576.

Hagen, Katharina B; Besselmann, Dorothea; Cyrus-Eulenberger, Ulrike; Vendl, Catharina; Ortmann, Sylvia; Zingg, Robert; Kienzle, Ellen; Kreuzer, Michael; Hatt, Jean-Michel; Clauss, Marcus (2015). Digestive physiology of the plains viscacha (Lagostomus maximus): a large herbivorous hystricomorph rodent. Zoo Biology, 34(4):345-359.

Müllhaupt, Désirée; Augsburger, Heinz; Schwarz, Andrea; Fischer, Gregor; Kircher, Patrick; Hatt, Jean-Michel; Ohlerth, Stefanie (2015). Magnetic resonance imaging anatomy of the rabbit brain at 3 T. Acta veterinaria Scandinavica, 57(1):47-56.

Frei, Samuel; Dittmann, Marie T; Reutlinger, Christoph; Ortmann, Sylvia; Hatt, Jean-Michel; Kreuzer, Michael; Clauss, Marcus (2015). Methane emission by adult ostriches (Struthio camelus). Comparative Biochemistry and Physiology. Part A, Molecular & Integrative Physiology, 180:1-5.

Hagen, Katharina B; Tschudin, A; Liesegang, Annette; Hatt, Jean-Michel; Clauss, Marcus (2015). Organic matter and macromineral digestibility in domestic rabbits (Oryctolagus cuniculus) as compared to other hindgut fermenters. Journal of Animal Physiology and Animal Nutrition, 99(6):1197-1209.

Hatt, Jean-Michel (2015). Osteosynthese bei Ziervögeln: Nicht nur für Spezialisten. Der praktische Tierarzt, 96:1092-1098.

Hatt, Jean-Michel (2015). Papageien und Sittiche. In: Fehr, Michael; Sassenburg, Lutz; Zwart, Peernel. Krankheiten der Heimtiere. Hannover: Schlütersche, 511-581.

Hagen, Katharina; Müller, Dennis W H; Wibbelt, Gudrun; Ochs, Andreas; Hatt, Jean-Michel; Clauss, Marcus (2015). The macroscopic intestinal anatomy of a lowland tapir (Tapirus terrestris). European Journal of Wildlife Research, 61(1):171-176.

Müller, J; Clauss, Marcus; Codron, Daryl; Schulz, E; Hummel, J; Kircher, Patrick; Hatt, Jean-Michel (2015). Tooth length and incisal wear and growth in guinea pigs (Cavia porcellus) fed diets of different abrasiveness. Journal of Animal Physiology and Animal Nutrition, 99(3):591-604.

Wenger, Sandra; Hatt, Jean-Michel (2015). Transurethral cystoscopy and endoscopic urolith removal in female guinea pigs (Cavia porcellus). The Veterinary Clinics of North America. Exotic Animal Practice, 18(3):359-367.

Wernick, M B; Novo-Matos, J; Ebling, Alessia; Kühn, Karolin; Rütten, Maja; Hilbe, Monika; Howard, J; Chang, R; Prohaska, S; Hatt, Jean-Michel (2015). Valvulopathy consistent with endocarditis in an Argentine boa (Boa constrictor occidentalis). Journal of Zoo and Wildlife Medicine, 46:124-129.

Clauss, Marcus; Hatt, Jean-Michel (2014). Nutritional diseases: from bottle feeding to geriatric issues. In: International Conference on Diseases of Zoo and Wild Animals, Warshaw, Poland, 28 May 2014 - 31 May 2014, 83-87.

Azmanis, Panagiotis N; Wernick, Morena B; Hatt, Jean-Michel (2014). Avian luxations: occurrence, diagnosis and treatment. Veterinary Quarterly, 34(1):11-21.

Gull, J M; Hebel, Christiana; Arif, Abdi; Deb, A; Clauss, Marcus; Hatt, Jean-Michel; Hammer, S (2014). Blood values of clinically healthy captive beira antelopes (Dorcatragus megalotis) and during an outbreak of fibrinous pleuropneumonia syndrome (FPPS). Journal of Zoo and Wildlife Medicine, 45(4):735-743.

Hagen, Katharina; Clauss, Marcus; Hatt, Jean-Michel (2014). Drinking preferences in chinchillas (Chinchilla laniger), degus (Octodon degu) and guinea pigs (Cavia porcellus). Journal of Animal Physiology and Animal Nutrition, 98(5):942-947.

Azmanis, Panagiotis N; Voss, Katja; Hatt, Jean-Michel (2014). Evaluation of short-term outcomes of experimental stifle luxation in feral pigeons (Columba livia domestica) treated with a hinged transarticular external skeletal fixator and physical therapy. International Journal of Applied Research in Veterinary Medicine, 12(2):157-166.

Müller, Jacqueline; Clauss, Marcus; Codron, Daryl; Schulz, Ellen; Hummel, Jürgen; Fortelius, Mikael; Kircher, Patrick; Hatt, Jean-Michel (2014). Growth and wear of incisor and cheek teeth in domestic rabbits (Oryctolagus cuniculus) fed diets of different abrasiveness. Journal of Experimental Zoology. Part A: Ecological Genetics and Physiology, 321(5):283-298.

Wernick, Morena B; Dennler, Matthias; Beckmann, Katrin; Schybli, Martina; Albini, Sarah; Hoop, Richard K; Steffen, Frank; Kircher, Patrick R; Hatt, Jean-Michel (2014). Peripheral nerve sheath tumor in a subadult golden eagle (Aquila chrysaetos). Journal of Avian Medicine and Surgery, 28(1):57-63.

Ritz, Julia; Codron, Daryl; Wenger, Sandra; Rensch, Eberhard; Hatt, Jean-Michel; Braun, Ueli; Clauss, Marcus (2014). Ruminal pH in cattle (Bos primigenius f. taurus) and moose (Alces alces) under different feeding conditions: a pilot investigation. Journal of Zoo and Aquarium Research, 2:44-51.

Wyss, F; Gull, J; Rothlin, T; Scheiwiler, T; Clauss, Marcus; Hatt, Jean-Michel (2013). Observations on weight loss and fecal consistency in giant anteaters (Myrmecophaga tridactyla) during three transitions from a mixed natural in-house to commercial complete diets. In: American Association of Zoo Veterinarians, Salt Lake City, Utah, 28 September 2013 - 4 October 2013, 20-23.

Müller, Dennis W H; Hammer, S; Hammer, C; Hatt, Jean-Michel; Clauss, Marcus (2013). A conceptual approach to density-dependent management of zoo animals kept in herds. International Zoo Yearbook, 47(1):208-218.

Wernick, Morena B; Steinmetz, H W; Martin Jurado, Olga; Howard, J; Vogler, B; Vogt, R; Codron, Daryl; Hatt, Jean-Michel (2013). Comparison of fluid types for resuscitation in acute hemorrhagic shock and evaluation of gastric luminal and transcutaneous PCO2 in Leghorn chickens. Journal of Avian Medicine and Surgery, 27(2):109-119.

Simova-Curd, Stefka; Foldenauer, Ulrike; Guerrero, Tomas; Hatt, Jean-Michel; Hoop, Richard (2013). Comparison of ventriculotomy vlosure with and without a coelomic fat patch in Japanese quail (Coturnix coturnix japonica). Journal of Avian Medicine and Surgery, 27(1):7-13.

Mans, Christoph; Drees, Randi; Sladky, Kurt; Hatt, Jean-Michel; Kircher, Patrick (2013). Effects of body position and extension of the neck and extremities on lung volume measured via computed tomography in red-eared slider turtles (Trachemys scripta elegans). Journal of the American Veterinary Medical Association, 243(8):1190-1196.

Wüthrich, G; Hatt, Jean-Michel (2013). Europäische Landschildkröten. Zürich: Tierschutzverlag.

Büker, M; Picozzi, K; Kolb, S; Hatt, Jean-Michel (2013). First detection of Borrelia burgdorferi-antibodies in free-living birds of prey from Eastern Westphalia, Germany. Schweizer Archiv für Tierheilkunde, 155(7):411-416.

Wernick, M B; Hilbe, Monika; Kaufmann-Bart, M; Albini, S; Hoop, Richard K; Hatt, Jean-Michel (2013). Pathology in practice. Journal of the American Veterinary Medical Association, 243(8):1117-1119.

Clauss, Marcus; Kohlschein, Gina-Marie; Peemöller, Andreas; Hummel, Jürgen; Hatt, Jean-Michel (2013). Short-term digestible energy intake in captive moose (Alces alces) on different diets. Zoo Biology, 32(5):484-489.

Gull, J; Müntener, Cedric R; Hatt, Jean-Michel (2012). Long-acting antibiotics in zoo animals - what do we know? In: Conference of the American Association of Zoo Veterinarians, Oakland CA, 21 October 2012 - 26 October 2012, 82-85.

Hatt, Jean-Michel; Ohlerth, Stefanie (2012). Bildgebende Diagnostik an den unteren Atemwegen beim Vogel. Der praktische Tierarzt, 93(12):1078-1086.

Clinical anesthesia and analgesia. Edited by: Hatt, Jean-Michel (2012). Journal of Exotic Pet Medicine: Elsevier.

Stahl, M; Osmann, C; Ortmann, S; Kreuzer, Michael; Hatt, Jean-Michel; Clauss, Marcus (2012). Energy intake for maintenance in a mammal with a low basal metabolism, the giant anteater (Myrmecophaga tridactyla). Journal of Animal Physiology and Animal Nutrition, 96(5):818-824.

Gull, Jessica M; Saveraid, Travis C; Szabo, David; Hatt, Jean-Michel (2012). Evaluation of three miniplate systems for fracture stabilization in pigeons (Columba livia). Journal of Avian Medicine and Surgery, 26(4):203-212.

Clauss, Marcus; Burger, B; Liesegang, Annette; Del Chicca, Francesca; Kaufmann-Bart, M; Riond, Barbara; Hässig, Michael; Hatt, Jean-Michel (2012). Influence of diet on calcium metabolism, tissue calcification and urinary sludge in rabbits (Oryctolagus cuniculus). Journal of Animal Physiology and Animal Nutrition, 96(5):798-807.

Hatt, Jean-Michel (2012). Introduction: Clinical anesthesia and analgesia. Journal of Exotic Pet Medicine, 21(1):5-6.

Gull, Jessica M; Lange, C E; Favrot, Claude; Dorrestein, G M; Hatt, Jean-Michel (2012). Multiple papillomas in a diamond python, Morelia spilota spilota. Journal of Zoo and Wildlife Medicine, 43(4):946-949.

Zerbe, Philipp; Clauss, Marcus; Codron, D; Bingaman Lackey, Laurie; Rensch, Eberhard; Streich, Jürgen W; Hatt, Jean-Michel; Müller, Dennis W H (2012). Reproductive seasonality in captive wild ruminants: implications for biogeographical adaptation, photoperiodic control, and life history. Biological Reviews, 87(4):965-990.

Scientific Writing Experience; Clauss, Marcus; Schmid-Brunclik, N; Wesche, P; Streich, W J; Gassmann, Max; Hatt, Jean-Michel (2012). Serum iron metabolites in an opportunistic sample of different captive primate species. International Zoo Yearbook, 46(1):195-200.

Sandmeier, P; Clauss, Marcus; Donati, O F; Chiers, K; Kienzle, E; Hatt, Jean-Michel (2012). Use of deferiprone for the treatment of hepatic iron storage disease in three hornbills. Journal of the American Veterinary Medical Association, 240(1):75-81.

Ritz, J; Clauss, Marcus; Streich, W J; Hatt, Jean-Michel (2012). Variation in growth and potentially associated health status in Hermann's and spur-thighed tortoise (Testudo hermanni and Testudo graeca). Zoo Biology, 31(6):705-717.

Hatt, Jean-Michel; Müller, Dennis W H; Bingaman Lackey, L; Clauss, Marcus (2011). Life expectancy in zoo mammals: what a zoo veterinarian should know. In: Proceedings of the AAZV Conference, Kansas City, Missouri, USA, 23 October 2011 - 28 October 2011, 181-183.

Franz, R; Kreuzer, M; Hummel, J; Hatt, Jean-Michel; Clauss, Marcus (2011). Intake, selection, digesta retention, digestion and gut fill of two coprophageous species, rabbits (Oryctolagus cuniculus) and guinea pigs (Cavia porcellus), on a hay-only diet. Journal of Animal Physiology and Animal Nutrition, 95(5):564-570.

Hatt, Jean-Michel; Sandmeier, P; Müller, W (2011). Galaktomannan-Untersuchungen zum Nachweis von Aspergillosen intra vitam bei Vögeln - Möglichkeiten und Grenzen. In: 2. DVG-Tagung über Vogel- und Reptilienkrankheiten, Hannover, 16 September 2011 - 18 September 2011, 146-150.

Müller, Dennis W H; Zerbe, Philipp; Codron, Daryl; Clauss, Marcus; Hatt, Jean-Michel (2011). A long life among ruminants: giraffids and other special cases. Schweizer Archiv für Tierheilkunde, 153(11):515-519.

Martin Jurado, Olga; Simova-Curd, Stefka; Bettschart-Wolfensberger, Regula; Hatt, Jean-Michel (2011). Bispectral index reveals death-feigning behavior in a red kite. Journal of Avian Medicine and Surgery, 25(2):132-135.

Steinmetz, H W; Zingg, R; Ossent, Pete; Eulenberger, U; Clauss, Marcus; Hatt, Jean-Michel (2011). Comparison of indoor and captive, free-roaming management in goldenheaded lion tamarins (Leontopithecus chrysomelas) at Zürich Zoo. Animal Welfare, 20(2):205-210.

Hatt, Jean-Michel; Martin Jurado, Olga (2011). Depth of anestesia monitoring by bispectral analysis in zoo animals. In: Miller, R E; Fowler, M. Fowler's Zoo and Wild Animal Medicine, Current Therapy Volume 7. St. Louis, Missouri: Elsevier Saunders, 147-152.

Steinmetz, H W; Bakonyi, T; Weissenböck, H; Hatt, Jean-Michel; Eulenberger, U; Robert, N; Hoop, Richard K; Nowotny, N (2011). Emergence and establishment of Usutu virus infection in wild and captive avian species in and around Zurich, Switzerland--genomic and pathologic comparison to other central European outbreaks. Veterinary Microbiology, 148(2-4):207-212.

Benzing, M; Hatt, Jean-Michel (2011). Farbmäuse. Zürich: Tierschutzverlag.

Frischknecht, Gabriela; Hatt, Jean-Michel (2011). Goldhamster. Zürich: Tierschutzverlag.

Clauss, Marcus; Hatt, Jean-Michel; Hummel, J (2011). Green grocery guide. Zooquaria, (5):22-23.

Franz, R; Hummel, J; Müller, Dennis W H; Bauert, M; Hatt, Jean-Michel; Clauss, Marcus (2011). Herbivorous reptiles and body mass: Effects on food intake, digesta retention, digestibility and gut capacity, and a comparison with mammals. Comparative Biochemistry and Physiology - Part A: Molecular and Integrative Physiology, 158(1):94-101.

Müller, Dennis W H; Bingaman Lackey, L; Streich, W J; Fickel, J; Hatt, Jean-Michel; Clauss, Marcus (2011). How to measure husbandry success? The life expectancy of zoo ruminants. WAZA Magazine, (12):37-39.

Clauss, Marcus; Müller, K; Fickel, J; Streich, W J; Hatt, Jean-Michel; Südekum, K H (2011). Macroecology of the host determines microecology of endobionts: protozoal faunas vary with wild ruminant feeding type and body mass. Journal of Zoology, 283(3):169-185.

Müller, Dennis W H; Bingaman Lackey, L; Streich, W J; Fickel, J; Hatt, Jean-Michel; Clauss, Marcus (2011). Mating system, feeding type and ex situ conservation effort determine life expectancy in captive ruminants. Proceedings of the Royal Society B: Biological Sciences, 278:2076-2080.

Mateescu, M; Hatt, Jean-Michel (2011). Meerschweinchen. Zürich: Tierschutz-Verlag.

Franz, R; Soliva, C R; Kreuzer, M; Hatt, Jean-Michel; Furrer, S; Hummel, J; Clauss, Marcus (2011). Methane output of tortoises: Its contribution to energy loss related to herbivore body mass. PLoS ONE, 6(3):e17628.

Tschudin, A; Clauss, Marcus; Codron, Daryl; Hatt, Jean-Michel (2011). Preference of rabbits for drinking from open dishes versus nipple drinkers. Veterinary Record, 168(7):190.

Rettmer, H; Deb, A; Watson, R; Hatt, Jean-Michel; Hammer, S (2011). Radiographic measurement of internal organs in Spix’s Macaws (Cyanopsitta spixii). Journal of Avian Medicine and Surgery, 25(4):254-258.

Benzing, M; Hatt, Jean-Michel (2011). Rennmäuse. Zürich: Tierschutz-Verlag.

Zerbe, Philipp; Glaus, Toni M; Clauss, Marcus; Hatt, Jean-Michel; Steinmetz, H W (2011). Ultrasonographic evaluation of postprandial heart variation in juvenile Paraguay anacondas (Eunectes notaeus). American Journal of Veterinary Research, 72(9):1253-1258.

Tschudin, A; Clauss, Marcus; Hatt, Jean-Michel (2011). Umfrage zur Fütterung und Tränke von Kaninchen (Oryctolagus cuniculus) in der Schweiz 2008/2009. Schweizer Archiv für Tierheilkunde, 153(3):134-138.

Zimmermann, N; Pirovino, M; Zingg, R; Clauss, Marcus; Kaup, F J; Heistermann, M; Hatt, Jean-Michel; Steinmetz, H W (2011). Upper respiratory tract disease in captive orangutans (Pongo sp.): prevalence in 20 European zoos and predisposing factors. Journal of Medical Primatology, 40(6):365-375.

Tschudin, A; Clauss, Marcus; Codron, Daryl; Liesegang, Annette; Hatt, Jean-Michel (2011). Water intake in domestic rabbits (Oryctolagus cuniculus) from open dishes and nipple drinkers under different water and feeding regimes. Journal of Animal Physiology and Animal Nutrition, 95(4):499-511.

Frischknecht, Gabriela; Hatt, Jean-Michel (2011). Zwerghamster. Zürich: Tierschutzverlag.

Wüthrich, Gabriela; Hatt, Jean-Michel (2011). Zwergkaninchen. Zürich: Tierschutzverlag.

Wenger, Sandra; Buss, Peter; Joubert, Jenny; Steenkamp, Johan; Shikwambana, Purvance; Hatt, Jean-Michel (2010). Evaluation of butorphanol, medetomidine and midazolam as a reversible narcotic combination in free-ranging African lions (Panthera leo). Veterinary Anaesthesia and Analgesia, 37(6):491-500.

Walser-Reinhardt, L; Wernick, Morena B; Hatt, Jean-Michel; Spiess, Bernhard M (2010). Bilateral vision loss in a captive cheetah (Acinonyx jubatus). Veterinary Ophthalmology, 13(Suppl):128-133.

Steuer, P; Clauss, Marcus; Südekum, K H; Hatt, Jean-Michel; Silinksi, S; Klomburg, S; Zimmermann, W; Fickel, J; Streich, W J; Hummel, J (2010). Comparative investigations on digestion in grazing (Ceratotherium simum) and browsing (Diceros bicornis) rhinoceroses. Comparative Biochemistry and Physiology - Part A: Molecular and Integrative Physiology, 156(4):380-388.

Simova-Curd, Stefka; Huder, J B; Boeni, J; Robert, N; Hatt, Jean-Michel (2010). Investigations on the diagnosis and retroviral aetiology of renal neoplasia in budgerigars (Melopsittacus undulatus). Avian Pathology, 39(3):161-167.

Gull, Jessica M; Lange, C E; Favrot, Claude; Grest, Paula; Dorrestein, G M; Hatt, Jean-Michel (2010). It's a wart! A case report of papillomatosis in snakes and general considerations on the managemet of papillomatosis in reptiles. In: Proceedings of the International Conference on Diseases of Zoo and Wild Animals, Madrid, 12 May 2010 - 15 May 2010, 45-46.

Müller, Dennis W H; Müller, S I; Bingaman Lackey, L; Hammer, C; Hammer, S; Leus, K; Maier, M; Hatt, Jean-Michel; Clauss, Marcus (2010). Less can be more: considering seasonal differences of newborn mortality in breeding regimes. In: Proceedings of the International Conference on Diseases of Zoo and Wild Animals, Madrid, 12 May 2010 - 15 May 2010, 96-98.

Zerbe, Philipp; Gull, Jessica M; Steinmetz, H W; Hatt, Jean-Michel (2010). Placement of a permanent coelomic catheter for the treatment of a chronic coelomitis in a green iguana (Iguana iguana). In: Proceedings of the International Conference on Diseases of Zoo and Wild Animals, Madrid, 12 May 2010 - 15 May 2010, 314-315.

Clauss, Marcus; Müller, Dennis W H; Steinmetz, H W; Hatt, Jean-Michel (2010). The more the merrier or happy when alone? Hypothesis on stress susceptibility in captive individuals of solitary species. In: Proceedings of the International Conference on Diseases of Zoo and Wild Animals, Madrid, 12 May 2010 - 15 May 2010, 92-95.

Müller, Dennis W H; Bingaman Lackey, Laurie; Streich, W J; Hatt, Jean-Michel; Clauss, Marcus (2010). Research Digest: Selected highlight from other veterinary journals - Effect of management and feeding regimes on life expectancy in captive deer. Veterinary Record, 166(17):502.

Foldenauer, Ulrike; Simova-Curd, Stefka; Nitzl, Dagmar; Bogdanova, A; Zollinger, E; Hatt, Jean-Michel (2010). Analysis of exhaled breath condensate in a mixed population of psittacine birds. Journal of Avian Medicine and Surgery, 24(3):185-191.

Steinmetz, H W; Rütten, Maja; Ruess-Melzer, Katja; Ohlerth, Stefanie; Lischer, Christoph J; Oevermann, Anna; Bode-Lesniewska, Beata; Hatt, Jean-Michel (2010). Clinical course of a malignant peripheral nerve sheath tumor in a Siberian tiger (Panthera tigris altaica). Journal of Veterinary Diagnostic Investigation, 22(6):970-975.

Müller, Dennis W H; Gaillard, J M; Bingaman Lackey, Laurie; Hatt, Jean-Michel; Clauss, Marcus (2010). Comparing life expectancy of three deer species between captive and wild populations. European Journal of Wildlife Research, 56(2):205-208.

Hatt, Jean-Michel (2010). Dermatologische Erkrankungen bei Reptilien. Schweizer Archiv für Tierheilkunde, 152(3):123-130.

Wenger, Sandra; Gull, Jessica M; Glaus, Toni M; Blumer, S; Wimmershoff, J; Kranjc, A; Steinmetz, H W; Hatt, Jean-Michel (2010). Fallot's tetralogy in a European beaver (Cator fiber). Journal of Zoo and Wildlife Medicine, 41(2):359-362.

Büker, M; Foldenauer, Ulrike; Simova-Curd, Stefka; Martig, S; Hatt, Jean-Michel (2010). Gastrointestinal obstruction caused by a radiolucent foreign body in a green iguana (Iguana Iguana). Canadian Veterinary Journal, 51(5):511-514.

Müller, Dennis W H; Bingaman Lackey, Laurie; Streich, W J; Hatt, Jean-Michel; Clauss, Marcus (2010). Relevance of management and feeding regimens on life expectancy in captive deer. American Journal of Veterinary Research, 71(3):275-280.

Clauss, Marcus; Keller, A; Peemöller, A; Nygren, K; Hatt, Jean-Michel; Nuss, Karl (2009). Postmortal radiographic diagnosis of laminitis in a captive European moose (Alces alces). Schweizer Archiv für Tierheilkunde, 151(11):545-549.

Langenecker, M; Clauss, Marcus; Hässig, Michael; Hatt, Jean-Michel (2009). Vergleichende Untersuchung zur Krankheitsverteilung bei Kaninchen, Meerschweinchen, Ratten und Frettchen. Tierärztliche Praxis. Ausgabe K, Kleintiere, 37(5):326-333.

Käppeli, Ursula; Eulenberger, Ulrike; Nitzl, Dagmar; Rohrer Bley, Carla; Steffen, Frank; Sydler, Titus; Schmid, Nicole; Hatt, Jean-Michel; Steinmetz, H W (2009). Clinical challenge. Multiple myeloma. Journal of Zoo and Wildlife Medicine, 40(2):398-401.

Hatt, Jean-Michel; Zollinger, E; Boehler, A; Hofer, M; Steinmetz, H W; Clauss, Marcus (2009). Collection and analysis of breath and breath condensate exhaled by feral pigeons (Columba livia) and chickens (Gallus domesticus). Veterinary Record, 165(16):469-473.

Zimmermann, N; Zingg, R; Makara, Mariano; Hatt, Jean-Michel; Steinmetz, H W (2009). Computertomographic evaluation of the upper respiratory tract in orang-utans. (Pongo pygmaeus, Pongo abelii). In: Wibbelt, G; Kretzschmar, P; Hofer, H. Proceedings of the International Conference on Diseases of Zoo and Wild Animals. Berlin: Leibniz Institute for Zoo and Wildlife Research, 102-103.

Clauss, Marcus; Wilkins, T; Hartley, A; Hatt, Jean-Michel (2009). Diet composition, food intake, body condition, and fecal consistency in captive tapirs (Tapirus spp.) in UK collections. Zoo Biology, 28(4):279-291.

Foldenauer, Ulrike; Rusch, M; Simova-Curd, Stefka; Nitzl, Dagmar; Hoop, Richard K; Hatt, Jean-Michel (2009). Endocarditis due to Lactobacillus jensenii in a Salvin's Amazon parrot (Amazona autumnalis salvini). Avian Pathology, 38(1):55-58.

Colville, K; Bouts, T; Hartley, A; Clauss, Marcus; Routh, A (2009). Frothy bloat and serous fat atrophy associated with insufficient fibre intake in a giraffe (Giraffa camelopardalis). In: Clauss, Marcus; Fidgett, A; Hatt, Jean-Michel; Huisman, T; Hummel, J; Janssen, G; Nijboer, J; Plowman, A. Zoo Animal Nutrition, Vol. IV. Fürth: Filander, 219-229.

Müller, Dennis W H; Bingaman Lackey, Laurie; Streich, W J; Hatt, Jean-Michel; Clauss, Marcus (2009). Life expectancy in captive deer: a possibility to evaluate husbandry management in zoos. In: Wibbelt, G; Kretzschmar, P; Hofer, H. Proceedings of the International Conference on Diseases of Zoo and Wild Animals. Berlin: Leibniz Institute for Zoo and Wildlife Research, 47.

Clauss, Marcus; Reese, S; Eulenberger, K (2009). Macroscopic digestive anatomy of a captive lowland anoa (Bubalus depressicornis). In: Clauss, Marcus; Fidgett, A; Hatt, Jean-Michel; Huisman, T; Hummel, J; Janssen, G; Nijboer, J; Plowman, A. Zoo Animal Nutrition, Vol. IV. Fürth: Filander, 255-263.

Gull, Jessica M; Steinmetz, H W; Clauss, Marcus; Besselmann, Dorothea; Ossent, Pete; Wenker, Christian J; Hatt, Jean-Michel (2009). Occurrence of cataract and fatty liver in captive plains viscachas (Lagostomus maximus) in relation to diet. Journal of Zoo and Wildlife Medicine, 40(4):652-658.

Hatt, Jean-Michel (2009). Osteosynthese bei Ziervögeln unter besonderer Berücksichtigung der externen Fixation. Der praktische Tierarzt, 90(5):398-406.

Hummel, Jürgen; Südekum, K H; Bayer, D; Ortmann, S; Streich, W J; Hatt, Jean-Michel; Clauss, Marcus (2009). Physical characteristics of reticuloruminal contents of oxen in relation to forage type and time after feeding. Journal of Animal Physiology and Animal Nutrition, 93(2):209-220.

Clauss, Marcus; Fritz, J; Bayer, D; Nygren, K; Hammer, S; Hatt, Jean-Michel; Südekum, K H; Hummel, Jürgen (2009). Physical characteristics of rumen contents in four large ruminants of different feeding type, the addax (Addax nasomaculatus), bison (Bison bison), red deer (Cervus elaphus) and moose (Alces alces). Comparative Biochemistry and Physiology - Part A: Molecular and Integrative Physiology, 152(3):398-406.

Clauss, Marcus; Fritz, Julia; Bayer, Dorothee; Hummel, Jürgen; Streich, W Jürgen; Südekum, Karl-Heinz; Hatt, Jean-Michel (2009). Physical characteristics of rumen contents in two small ruminants of different feeding type, the mouflon (Ovis ammon musimon) and the roe deer (Capreolus capreolus). Zoology, 112(3):195-205.

Nees, S; Schade, B; Clauss, Marcus; Steinmetz, H W; Ehrensperger, F; Steck, B; Hatt, Jean-Michel (2009). Polycystic kidney disease in the pygmy hippopotamus (Hexaprotodon liberiensis). Journal of Zoo and Wildlife Medicine, 40(3):529-535.

Clauss, Marcus; Grum, C; Hatt, Jean-Michel (2009). Polyunsaturated fatty acid content in adipose tissue in foregut and hindgut fermenting mammalian herbivores. A literature survey. Mammalian Biology - Zeitschrift für Säugetierkunde, 74(2):153-158.

Hatt, Jean-Michel; Fruth, A; Rabsch, W (2009). Reptile-associated salmonellosis – information update for veterinarians. Tierärztliche Praxis. Ausgabe K, Kleintiere, 37(3):188-193.

Zenker, W; Clauss, Marcus; Huber, J; Altenbrunner-Martinek, B (2009). Rumen pH and hoof health in two groups of captive wild ruminants. In: Clauss, Marcus; Fidgett, A; Hatt, Jean-Michel; Huisman, T; Hummel, J; Janssen, G; Nijboer, J; Plowman, A. Zoo Animal Nutrition, Vol. IV. Fürth: Filander, 247-254.

Steinmetz, H W; Eulenberger, U; Riond, Barbara; Schwarzwald, Colin C; Hatt, Jean-Michel (2009). Succesful treatment of a Streptococcus meningoencephalitis in a black rhinoceros (Diceros bicornis michaeli). In: Wibbelt, G; Kretzschmar, P; Hofer, H. Proceedings of the International Conference on Diseases of Zoo and Wild Animals. Berlin: Leibniz Institute for Zoo and Wildlife Research, 132-133.

Simova-Curd, Stefka; Richter, Marianne; Hauser, Beat; Hatt, Jean-Michel (2009). Surgical removal of a retrobulbar adenoma in a Grey Parrot (Psittacus erithacus). Journal of Avian Medicine and Surgery, 23(1):24-28.

Pirovino, M; Zingg, R; Hagen, R; Heistermann, M; Kaup, F J; Clauss, Marcus; Hatt, Jean-Michel; Steinmetz, H W (2009). The influence of female life history on reproduction in captive pileated gibbons (Hylobates pileatus). In: Wibbelt, G; Kretzschmar, P; Hofer, H. Proceedings of the International Conference on Diseases of Zoo and Wild Animals. Berlin: Leibniz Institute for Zoo and Wildlife Research, 307.

Zerbe, Philipp; Glaus, Toni M; Clauss, Marcus; Hatt, Jean-Michel; Steinmetz, H W (2009). Ultrasonographic evaluation of the postprandial heart variation in juvenile Paraguayan anakondas (Eunectes notaeus). In: Wibbelt, G; Kretzschmar, P; Hofer, H. Proceedings of the International Conference on Diseases of Zoo and Wild Animals. Berlin: Leibniz Institute for Zoo and Wildlife Research, 31-32.

Zoo Animal Nutrition IV. Edited by: Clauss, Marcus; Fidgett, A; Janssens, G; Hatt, Jean-Michel; Huisman, T; Hummel, J; Nijboer, J; Plowman, A (2009). Fuerth, Germany: Filander.

Fritsche, R; Simova-Curd, Stefka; Clauss, Marcus; Hatt, Jean-Michel (2008). Hyperthyroidism in connection with suspected diabetes mellitus in a chinchilla (Chinchilla laniger). Veterinary Record, 163(15):454-456.

Hatt, Jean-Michel (2008). Hard tissue surgery. In: Chitty, J; Lierz, M. BSAVA Manual of Raptors, Pigeons and Passerine Birds. Gloucester: British Small Animal Veterinary Association, 157-175.

Simova-Curd, Stefka; Nitzl, Dagmar; Pospischil, Andreas; Hatt, Jean-Michel (2008). Lumbar osteosarcoma in a chinchilla (Chinchilla laniger). Journal of Small Animal Practice, 49(9):483-485.

Leiber, F; Meier, J S; Burger, B; Wettstein, H R; Kreuzer, M; Hatt, Jean-Michel; Clauss, Marcus (2008). Significance of coprophagy for the fatty acid profile in body tissues of rabbits fed different diets. Lipids, 43(9):853-865.

Clauss, Marcus; Dierenfeld, E S; Bigley, K E; Wang, Y; Ghebremeskel, K; Hatt, Jean-Michel; Flach, E J; Behlert, O; Castell, J C; Streich, W J; Bauer, J E (2008). Fatty acid status in captive and free-ranging black rhinoceroses (Diceros bicornis). Journal of Animal Physiology and Animal Nutrition, 92(3):231-241.

Furger, M; Hoop, Richard K; Steinmetz, H W; Eulenberger, Ulrike; Hatt, Jean-Michel (2008). Humoral immune response to avian influenza vaccination over a six-month period in different species of captive wild birds. Avian Diseases, 52(2):222-228.

Clauss, Marcus; Hammer, S; Deb, A; Knauf, S; Martin Jurado, Olga; Wenker, Christian; Hatt, Jean-Michel (2008). "Zoo research camp 2007" of the Al Wabra Wildlife Preservation and the Vetsuisse Faculty, and "First EAZWV summer school" at Basle Zoo : two approaches to introduce veterinary students to zoo animal medicine. In: 7th Congress of the European Association of Zoo and Wildlife Veterinarians, Leipzig, Germany, 30 April 2008 - 4 May 2008, 77-80.

Hatt, Jean-Michel; Carpenter, J W (2008). The American College of Zoological Medicine: opportunities for international membership in this speciality organization. In: 7th Congress of the European Association of Zoo and Wildlife Veterinarians, Leipzig, Germany, 30 April 2008 - 4 May 2008, 73-75.

Clauss, Marcus; Hummel, J; Schwarm, A; Steuer, P; Fritz, J; Martin Jurado, Olga; Tschudin, A; Hatt, Jean-Michel (2008). An isthmus at the caecocolical junction is an anatomical feature of domestic and wild equids. European Journal of Wildlife Research, 54(2):347-351.

Martin-Jurado, Olga; Vogt, R; Kutter, Annette P N; Bettschart-Wolfensberger, Regula; Hatt, Jean-Michel (2008). Effect of inhalation of isoflurane at end-tidal concentrations greater than, equal to, and less than the minimum anesthetic concentration on bispectral index in chickens. American Journal of Veterinary Research, 69(10):1254-1261.

Liesegang, Annette; Hatt, Jean-Michel; Wanner, Marcel (2008). Einfluss verschiedener Kalziumkonzentrationen im Futter auf die Verdaulichkeit von Calcium, Magnesium und Phosphor bei griechischen Landschildkröten (Testudo hermanni). Marginata, 5:35-40.

Clauss, Marcus; Aufranc, Rolf; Hatt, Jean-Michel (2008). Fütterung und Kotkonsistenz von Flachlandtapiren (Tapirus terrestris) im Zürich Zoo. Zoologische Garten, 77(5-6):297-302.

Wings, O; Hatt, Jean-Michel; Schwarm, A; Clauss, Marcus (2008). Gastroliths in a pygmy hippopotamus (Hexaprotodon liberiensis MORTON 1844)(Mammalia, Hippopotamidae). Senckenbergiana biologica: International Journal of Biodiversity, 88(2):345-348.

Martin Jurado, Olga; Clauss, Marcus; Hatt, Jean-Michel (2008). Irregular tooth wear and longevity in captive wild ruminants: a pilot survey of necropsy reports. Journal of Zoo and Wildlife Medicine, 39(1):69-75.

Schmid-Brunclik, N; Simova-Curd, Stefka; Kaufmann-Bart, M; Gassmann, M; Hatt, Jean-Michel (2008). Liposarcoma in a veiled chameleon (Chamaeleo calyptratus). Journal of Herpetological Medicine and Surgery, 17(4):132-135.

Köchli, B; Schmid, N; Hatt, Jean-Michel; Dennler, Matthias; Steinmetz, H W (2008). Nonsurgical treatment of a bilateral mandibular fracture in a blue-tongued skink. Exotic DVM, 10(2):25-28.

Foldenauer, Ulrike; Pantchev, N; Simova-Curd, Stefka; Martin Jurado, Olga; Hatt, Jean-Michel (2008). Pentastomidenbefall bei Abgottschlangen (Boa constrictor) – Diagnostik und endoskopische Parasitenentfernung. Tierärztliche Praxis. Ausgabe K, Kleintiere, 36(6):443-449.

Clauss, Marcus; Wittenbrink, M M; Castell, J C; Kienzle, E; Dierenfeld, E S; Flach, E J; Macgregor, S K; Hoppe, T; Hummel, J; Streich, W J; Hatt, Jean-Michel (2008). Quantification of Enterobacteriaceae in faeces of captive black rhinoceros (Diceros bicornis) in relation to dietary tannin supplementation. Journal of Animal Physiology and Animal Nutrition, 92(1):29-34.

Hatt, Jean-Michel (2008). Raising giant tortoises. In: Fowler, M E; Miller, R E. Zoo and Wild Animal Medicine Current Therapy Ed. 6. St. Louis: Saunders Elsevier, 144-153.

Foldenauer, Ulrike; Curd, S; Zulauf, I; Hatt, Jean-Michel (2007). Ante mortem diagnosis of mycobacterial infection by liver biopsy in a budgerigar (Melopsittacus undulatus). Schweizer Archiv für Tierheilkunde, 149(6):273-276.

Hatt, Jean-Michel; Christen, C; Sandmeier, P (2007). Clinical application of an external fixator in the repair of bone fractures in 28 birds. Veterinary Record, 160(6):188-194.

Clauss, Marcus; Besselmann, Dorothea; Schwarm, A; Ortmann, Sylvia; Hatt, Jean-Michel (2007). Demonstrating coprophagy with passage markers? The example of the plains viscacha (Lagostomus maximus). Comparative Biochemistry and Physiology - Part A: Molecular and Integrative Physiology, 147(2):453-459.

Steinmetz, H W; Vogt, Rainer; Kästner, Sabine Beate Rita; Riond, Barbara; Hatt, Jean-Michel (2007). Evaluation of the i-STAT portable clinical analyzer in chickens (Gallus gallus). Journal of Veterinary Diagnostic Investigation, 19(4):382-388.

Clauss, Marcus; Grum, C; Hatt, Jean-Michel (2007). Fatty acid status of captive wild animals: a review. Zoologische Garten, 76(5-6):382-401.

Liesegang, Annette; Hatt, Jean-Michel; Wanner, Marcel (2007). Influence of different dietary calcium levels on the digestibility of Ca, Mg and P in Hermann's tortoises (Testudo hermanni). Journal of Animal Physiology and Animal Nutrition, 91(11-12):459-464.

Clauss, Marcus; Castell, J C; Kienzle, E; Schramel, P; Dierenfeld, E S; Flach, E J; Behlert, O; Streich, W J; Hummel, J; Hatt, Jean-Michel (2007). Mineral absorption in the black rhinoceros (Diceros bicornis) as compared with the domestic horse. Journal of Animal Physiology and Animal Nutrition, 91(5-6):193-204.

Clauss, Marcus; Steinmetz, H W; Eulenberger, Ulrike; Ossent, Pete; Zingg, R; Hummel, J; Hatt, Jean-Michel (2007). Observations on the length of the intestinal tract of African Loxodonta africana (Blumenbach 1797) and Asian elephants Elephas maximus (Linne 1735). European Journal of Wildlife Research, 53(1):68-72.

Steinmetz, H W; Clauss, Marcus; Feige, Karsten; Thio, T; Isenbügel, Erwin; Hatt, Jean-Michel (2007). Recurrent tongue tip constriction in a captive giant anteater (Myrmecophaga tridactyla). Journal of Zoo and Wildlife Medicine, 38(1):146-149.

Clauss, Marcus; Castell, J C; Kienzle, E; Dierenfeld, E S; Flach, E J; Behlert, O; Ortmann, S; Streich, W J; Hummel, J; Hatt, Jean-Michel (2007). The influence of dietary tannin supplementation on digestive performance in captive black rhinoceros (Diceros bicornis). Journal of Animal Physiology and Animal Nutrition, 91(11-12):449-458.

Zulauf-Fischer, I; Sandmeier, P; Hatt, Jean-Michel (2007). Unerwünschte Nebenwirkungen beim Ziervogel durch die Anwendung von Salben zur Behandlung von Ohr- und Hautinfektionen bei Hunden und Katzen. Kleintierpraxis, 52(12):785-788.

Clauss, Marcus; Hatt, Jean-Michel; Hummel, J (2006). Fütterung grosser Pflanzenfresser. In: Arbeitstagung der Zootierärzte im deutschsprachigen Raum, Frankfurt, 3 November 2006 - 5 November 2006.

Christen, C; Richter, M; Fischer, I; Eule, C; Spiess, B M; Hatt, Jean-Michel (2006). Unilateral evisceration of an eye following cornea and lens perforation in a sulfur-crested cockatoo (Cacatua galerita). Schweizer Archiv für Tierheilkunde, 148(11):615-619.

Rajaonarisoa, M A H; Rakotozandriny, J; Katz, A; Clauss, Marcus; Hatt, Jean-Michel (2006). Improving the dietary regime for captive lemurs at ivoloina park by computer-based ration analysis. In: 6th Congress of the European Association of Zoo and Wildlife Veterinarians, Budapest (Hungary), 24 May 2006 - 28 May 2006, 287.

Clauss, Marcus; Rose, P; Hummel, J; Hatt, Jean-Michel (2006). Serous fat atrophy and other nutrition-related health problems in captive giraffe (Giraffa camelopardalis). An evaluation of 83 necropsy reports. In: 6th Congress of the European Association of Zoo and Wildlife Veterinarians, Budapest (Hungary), 24 May 2006 - 28 May 2006, 233-235.

Clauss, Marcus; Pellegrini, N; Castell, J C; Kienzle, E; Dierenfeld, E S; Hummel, J; Flach, E J; Streich, W J; Hatt, Jean-Michel (2006). Antioxidant status of faeces of captive black rhinoceros (Diceros bicornis) in relation to dietary tannin supplementation. Journal of Veterinary Medicine Series A, 53(6):319-322.

Höllerl, S; Stimm, B; Hummel, J; Clauss, Marcus (2006). Browse provision for captive herbivores. Design and management of a browse plantation. In: Fidgett, Andrea; Clauss, Marcus; Eulenberger, Klaus; Hatt, Jean-Michel; Hume, Ian; Janssens, Geert Paul Jules; Nijboer, Joeke. Zoo animal nutrition Vol. III. Fürth: Filander, 211-212.

Hatt, Jean-Michel; Clauss, Marcus (2006). Browse silage in zoo animal nutrition: feeding enrichment of browsers during winter. In: Fidgett, Andrea; Clauss, Marcus; Eulenberger, Klaus; Hatt, Jean-Michel; Hume, Ian; Janssens, Geert Paul Jules; Nijboer, Joeke. Zoo animal nutrition Vol. III. Fürth: Filander, 201-204.

Nijboer, Joeke; Clauss, Marcus; Nobel, J J L (2006). Browse silage: the solution for browsers in the wintertime? In: Fidgett, Andrea; Clauss, Marcus; Eulenberger, Klaus; Hatt, Jean-Michel; Hume, Ian; Janssens, Geert Paul Jules; Nijboer, Joeke. Zoo animal nutrition Vol. III. Fürth: Filander, 205-209.

Fischer, I; Curd, S; Hatt, Jean-Michel (2006). Chronic regurgitation in a cockatiel (Nymphicus hollandicus) with a trichobezoar. Schweizer Archiv für Tierheilkunde, 148(6):309-311.

Simova-Curd, S; Nitzl, Dagmar; Mayer, J; Hatt, Jean-Michel (2006). Clinical approach to renal neoplasia in budgerigars (Melopsittacus undulatus). Journal of Small Animal Practice, 47(9):504-511.

Zollinger, E; Clauss, Marcus; Steinmetz, H W; Hatt, Jean-Michel (2006). Collection of exhaled breath and exhaled breath condensate in veterinary medicine: a review. Veterinary Quarterly, 28(3):105-117.

Zulauf-Fischer, I; Liesegang, Annette; Hässig, Michael; Clauss, Marcus; Hatt, Jean-Michel (2006). Differences in bone mineral content and density between male and female budgerigars (Melopsittacus undulatus) during the non-reproductive season. Journal of Veterinary Medicine Series A, 53(9):456-457.

Liesegang, Annette; Firzlaff, U; Kiefer, B; Streich, W J; Clauss, Marcus (2006). Different supplementation of minerals in bats and the consequences on bone mineral density. In: Fidgett, Andrea; Clauss, Marcus; Eulenberger, Klaus; Hatt, Jean-Michel; Hume, Ian; Janssens, Geert Paul Jules; Nijboer, Joeke. Zoo animal nutrition Vol. III. Fürth: Filander, 295-300.

Clauss, Marcus; Castell, J C; Kienzle, E; Dierenfeld, E S; Flach, E J; Behlert, O; Ortmann, S; Streich, W J; Hummel, J; Hatt, Jean-Michel (2006). Digestion coefficients achieved by the black rhinoceros (Diceros bicornis), a large browsing hindgut fermenter. Journal of Animal Physiology and Animal Nutrition, 90(7-8):325-334.

Nijboer, Joeke; Clauss, Marcus; Everts, H; Beynen, A C (2006). Effect of dietary fibre on the faeces score in colobine monkeys at Dutch zoos. In: Fidgett, Andrea; Clauss, Marcus; Eulenberger, Klaus; Hatt, Jean-Michel; Hume, Ian; Janssens, Geert Paul Jules; Nijboer, Joeke. Zoo animal nutrition Vol. III. Fürth: Filander, 145-155.

Fischer, I; Christen, C; Lutz, Hans; Gerlach, H; Hässig, Michael; Hatt, Jean-Michel (2006). Effects of two diets on the haematology, plasma chemistry and intestinal flora of budgerigars (Melopsittacus undulatus). Veterinary Record, 159(15):480-484.

Clauss, Marcus; Hänichen, T; Hummel, J; Ricker, U; Block, K; Grest, Paula; Hatt, Jean-Michel (2006). Excessive iron storage in captive omnivores? The case of the coati (Nasua spp.). In: Fidgett, Andrea; Clauss, Marcus; Eulenberger, Klaus; Hatt, Jean-Michel; Hume, Ian; Janssens, Geert Paul Jules; Nijboer, Joeke. Zoo animal nutrition Vol. III. Fürth: Filander, 91-99.

Hatt, Jean-Michel; Clauss, Marcus (2006). Feeding Asian and African elephants Elephas maximus and Loxodonta africana in captivity. International Zoo Yearbook, 40(1):88-95.

Clauss, Marcus; Castell, Johanna C; Kienzle, Ellen; Schramel, Peter; Dierenfeld, Ellen S; Flach, Edmund J; Behlert, Olaf; Hatt, Jean-Michel; Streich, W Jürgen; Hummel, Jürgen (2006). Macromineral absorption in the black rhinoceros (Diceros bicornis) compared with the domestic horse. Journal of Nutrition, 136(7 Supp):2017S-2020S.

Kubisch, U; Fischer, I; Hatt, Jean-Michel (2006). Magenulkus beim Grünen Leguan (Iguana iguana). Tierärztliche Praxis. Ausgabe K, Kleintiere, 34(1):50-53.

Steinmetz, H W; Rutz, C; Hoop, Richard K; Grest, Paula; Rohrer Bley, Carla; Hatt, Jean-Michel (2006). Possible human-avian transmission of Mycobacterium tuberculosis in a green-winged macaw (Ara chloroptera). Avian Diseases, 50(4):641-645.

Clauss, Marcus; Hummel, J; Eloff, P; Willats, R (2006). Sources of high iron content in manufactured pelleted feeds: a case report. In: Fidgett, Andrea; Clauss, Marcus; Eulenberger, Klaus; Hatt, Jean-Michel; Hume, Ian; Janssens, Geert Paul Jules; Nijboer, Joeke. Zoo animal nutrition Vol. III. Fürth: Filander, 101-102.

Clauss, Marcus; Hummel, J; Völlm, J; Lorenz, A; Hofmann, R R (2006). The allocation of a ruminant feeding type to the okapi (Okapia johnstoni) on the basis of morphological parameters. In: Fidgett, Andrea; Clauss, Marcus; Eulenberger, Klaus; Hatt, Jean-Michel; Hume, Ian; Janssens, Geert Paul Jules; Nijboer, Joeke. Zoo animal nutrition Vol. III. Fürth: Filander, 253-270.

Clauss, Marcus; Hatt, Jean-Michel (2006). The feeding of rhinoceros in captivity. International Zoo Yearbook, 40(1):197-209.

Hummel, J; Clauss, Marcus; Baxter, E; Flach, E J; Johanson, K (2006). The influence of roughage intake on the occurrence of oral disturbances in captive giraffids. In: Fidgett, Andrea; Clauss, Marcus; Eulenberger, Klaus; Hatt, Jean-Michel; Hume, Ian; Janssens, Geert Paul Jules; Nijboer, Joeke. Zoo animal nutrition Vol. III. Fürth: Filander, 235-252.

Clauss, Marcus; Hummel, J (2006). The next meal is today: feeding recommendations in the absence of scientifically sound results – the question of iron availability. In: Fidgett, Andrea; Clauss, Marcus; Eulenberger, Klaus; Hatt, Jean-Michel; Hume, Ian; Janssens, Geert Paul Jules; Nijboer, Joeke. Zoo animal nutrition Vol. III. Fürth: Filander, 103-106.

Steinmetz, H W; Nitzl, Dagmar; Curd, Stefka; Zulauf-Fischer, Isabelle; Christen, Cornelia; Hatt, Jean-Michel (2006). Ultrasonography in avian species: an underused diagnostic tool. Exotic DVM, 8:66-77.

Christen, Cornelia; Hatt, Jean-Michel (2006). What is your diagnosis? Journal of Avian Medicine and Surgery, 20(2):129-131.

Frölich, K; Grabitzky, S E; Walzer, C; Delahay, R J; Dorrestein, G M; Hatt, Jean-Michel (2006). Zoo and wildlife medical education: a European perspective. Journal of Veterinary Medical Education, 33(3):401-407.

Fischer, I; Christen, C; Scharf, G; Hatt, Jean-Michel (2005). Cardiomegaly in a whooper swan (Cygnus cygnus). Veterinary Record, 156(6):178-182.

Hatt, Jean-Michel; Schaub, D; Wanner, M; Wettstein, H R; Flach, E J; Tack, C; Hässig, Michael; Ortmann, S; Hummel, J; Clauss, Marcus (2005). Energy and fibre intake in a group of captive giraffe (Giraffa camelopardalis) offered increasing amounts of browse. Journal of Veterinary Medicine Series A, 52(10):485-490.

Christen, Cornelia; Fischer, Isabelle; von Rechenberg, Brigitte; Flückiger, Mark A; Hatt, Jean-Michel (2005). Evaluation of a maxillofacial miniplate compact 1.0 for stabilization of the ulna in experimentally induced ulnar and radial fractures in pigeons (Columba livia). Journal of Avian Medicine and Surgery, 19(3):185-190.

Hatt, Jean-Michel; Clauss, Marcus; Gisler, R; Liesegang, Annette; Wanner, Marcel (2005). Fiber digestibility in juvenile Galapagos tortoises (Geochelone nigra) and implications for the development of captive animals. Zoo Biology, 24(2):185-191.

Clauss, Marcus; Fröschle, Tanja; Castell, Johanna C; Hummel, Jürgen; Hatt, Jean-Michel; Ortmann, Sylvia; Streich, W Jürgen (2005). Fluid and particle retention times in the black rhinoceros (diceros bicornis), a large hindgut-fermenting browser. Acta Theriologica, 50(3):367-376.

Clauss, Marcus; Gehrke, J; Hatt, Jean-Michel; Dierenfeld, E S; Flach, E J; Hermes, R; Castell, J; Streich, W Jürgen; Fickel, J (2005). Tannin-binding salivary proteins in three captive rhinoceros species. Comparative Biochemistry and Physiology - Part A: Molecular and Integrative Physiology, 140(1):67-72.

Furrer, S C; Hatt, Jean-Michel; Snell, H; Marquez, C; Honegger, R E; Rübel, A (2004). Comparative study on the growth of juvenile Galapagos giant tortoises (Geochelone nigra) at the Charles Darwin Research Station (Galapagos Islands, Ecuador) and Zoo Zurich (Zurich, Switzerland). Zoo Biology, 23(2):177-183.

Hatt, Jean-Michel; Wenker, Christian; Castell, J; Clauss, Marcus (2004). Dietary and veterinary management of a lingual abscess in a geriatric captive black rhino (Diceros bicornis). Proceedings of the European Association of Zoo and Wildlife Veterinarians, 5:339-340.

Schaub, D; Clauss, Marcus; Flach, E J; Wettstein, H R; Tack, C; Hatt, Jean-Michel (2004). Influence of physical and chemical composition of diet on oral stereotypies in captive giraffes (giraffa camelopardalis). Proceedings of the European Association of Zoo and Wildlife Veterinarians, 5:27-28.

Hatt, Jean-Michel; Gardelle, O; Hauser, B; Clauss, Marcus (2004). Preliminary results of the analysis of liver biopsies for the diagnosis of iron storage diesease in captive lemurs. Proceedings of the European Association of Zoo and Wildlife Veterinarians, 5:23-24.

Hatt, Jean-Michel; Grest, Paula; Posthaus, Horst; Bossart, Walter (2004). Serologic survey in a colony of captive common marmosets (Callithrix jacchus) after infection with herpes simplex type 1-like virus. Journal of Zoo and Wildlife Medicine, 35(3):387-390.

Hatt, Jean-Michel; Fellinger, J; Geyer, B (2003). Veterinary care of shoebills (Balaeniceps rex) in European zoos with special emphasis on the Zurich Zoo. In: Conference of the American Association of Zoo Veterinarians, Minneapolis, USA, 4 October 2003 - 10 October 2003, 271-273.

Flach, E J; Clauss, Marcus; Hunt, A (2003). Copper deficiency in yak (Bos grunniens) at whipsnade wild animal park. In: Fidgett, Andrea; Clauss, Marcus; Ganslosser, Udo; Hatt, Jean-Michel; Nijboer, Joeke. Zoo animal nutrition Vol. II. Fürth, 103-111.

Clauss, Marcus; Kienzle, Ellen; Wiesner, Henning (2003). Feeding browse to large zoo herbivores. How much is “a lot”, how much is “sufficient”? In: Fidgett, Andrea L; Clauss, Marcus; Ganslosser, Udo; Hatt, Jean-Michel; Nijboer, Joeke. Zoo animal nutrition Vol. II. Fürth, 17-25.

Clauss, Marcus; Kienzle, Ellen; Hatt, Jean-Michel (2003). Feeding practice in captive wild ruminants: pecularities in the nutrition of browsers/concentrate selectors and intermediate feeders. A review. In: Fidgett, Andrea; Clauss, Marcus; Ganslosser, Udo; Hatt, Jean-Michel; Nijboer, Joeke. Zoo Animal Nutrition Vol. II. Fürth, 27-52.

Clauss, Marcus; Flach, E J; Tack, C; Lechner-Doll, M; Streich, W J; Hatt, Jean-Michel (2003). Food intake, preference patterns and digestion coefficients in captive giraffe (giraffa camelopardalis) offered a tannin-containing pelleted diet. Verhandlungsbericht Erkrankungen der Zootiere, 41:333-342.

Dehnhard, M; Hatt, Jean-Michel; Eulenberger, Klaus; Ochs, A; Strauss, G (2003). Headspace solid-phase microextraction (SPME) and gas chromatography-mass spectrometry (GC-MS) for the determination of 5alpha-androst-2-en-17-one and -17beta-ol in the female Asian elephant: application for reproductive monitoring and prediction of parturition. Journal of Steroid Biochemistry and Molecular Biology, 84(2-3):383-391.

Loehlein, W; Kienzle, Ellen; Wiesner, Henning; Clauss, Marcus (2003). Investigations on the use of chromium oxide as an inert external marker in captive Asian elephants (Elephas maximus). Passage and recovery rates. In: Fidgett, A L; Clauss, Marcus; Ganslosser, Udo; Hatt, Jean-Michel; Nijboer, Joeke. Zoo animal nutrition Vol. II. Fürth, 223-232.

Guscetti, Franco; Mathis, Alexander; Hatt, Jean-Michel; Deplazes, Peter (2003). Overt fatal and chronic subclinical Encephalitozoon cuniculi microsporidiosis in a colony of captive emperor tamarins (Saguinus imperator). Journal of Medical Primatology, 32(2):111-119.

Clauss, Marcus (2003). Tannins in the nutrition of wild animals: a review. In: Fidgett, A L; Clauss, Marcus; Ganslosser, Udo; Hatt, Jean-Michel; Nijboer, Joeke. Zoo animal nutrition Vol. II. Fürth, 53-89.

Clauss, Marcus; Kienzle, Ellen; Wiesner, Henning (2003). The botanical, structural and chemical composition of different pelleted feeds used in a captive browsing ruminant, the moose (Alces alces). In: Fidgett, A L; Clauss, Marcus; Ganslosser, Udo; Hatt, Jean-Michel; Nijboer, Joeke. Zoo animal nutrition Vol. II. Fürth, 91-101.

Hatt, Jean-Michel; Hung, E; Wanner, Marcel (2003). The influence of diet on the body composition of the house cricket (Acheta domesticus) and consequences for their use in zoo animal nutrition. Zoologische Garten, 73(4):238-244.

Huder, J B; Böni, J; Hatt, Jean-Michel; Soldati, G; Lutz, Hans; Schüpbach, Jörg (2002). Identification and characterization of two closely related unclassifiable endogenous retroviruses in pythons (Python molurus and Python curtus). Journal of Virology, 76(15):7607-7615.

Hatt, Jean-Michel (2002). Anästhesie und Analgesie bei Ziervögeln. Schweizer Archiv für Tierheilkunde, 144(11):606-613.

Clauss, Marcus; Lechner-Doll, M; Flach, E J; Wisser, J; Hatt, Jean-Michel (2002). Digestive tract pathology of captive giraffe. A unifying hypothesis. Proceedings of the European Association of Zoo and Wildlife Veterinarians, 4:99-107.

Clauss, Marcus; Lechner-Doll, Matthias; Hänichen, T; Hatt, Jean-Michel (2002). Excessive iron storage in captive mammalian herbivores. A hypothesis for its evolutionary etiopathology. Proceedings of the European Association of Zoo and Wildlife Veterinarians, 5:123-131.

Hatt, Jean-Michel; Gisler, R; Mayes, R W; Lechner-Doll, M; Clauss, Marcus; Liesegang, Annette; Wanner, Marcel (2002). The use of dosed and herbage n-alkanes as markers for the determination of intake, digestibility, mean retention time and diet selection in galapagos tortoises (geochelone nigra). Herpetological Journal, 12(2):45-54.

Clauss, Marcus; Lechner-Doll, Matthias; Flach, Edmund J; Tack, Cliff; Hatt, Jean-Michel (2001). Comparative use of four different marker systems for the estimation of digestibility and low food intake in a group of captive giraffes (giraffa camelopardalis). Zoo Biology, 20(4):315-329.

Suter, C; Müller-Doblies, U U; Hatt, Jean-Michel; Deplazes, Peter (2001). Prevention and treatment of Encephalitozoon cuniculi infection in rabbits with fenbendazole. Veterinary Record, 148(15):478-480.

Hatt, Jean-Michel; Mayes, R W; Clauss, Marcus; Lechner-Doll, M (2001). Use of artificially applied n-alkanes as markers for the estimation of digestibility, food selection and intake in pigeons (columba livia). Animal Feed Science and Technology, 94(1-2):65-76.

Albicker-Rippinger, P; Fraefel, D; Wunderwald, C; Hatt, Jean-Michel; Hoop, Richard K (2001). What is your diagnosis? Psittacosis. Schweizer Archiv für Tierheilkunde, 143(3):155-157.

Clauss, Marcus; Flach, E J; Ghebremeskel, K; Tack, C; Hatt, Jean-Michel (2000). Supplementing the diet of captive giraffe (Giraffa camelopardalis) with linseed extraction chips. In: Nijboer, Joeke; Hatt, Jean-Michel; Kaumanns, W; Beynen, A C; Ganslosser, Udo. Zoo animal nutrition Vol. I. Fürth, 271-280.

Wenker, C; Hatt, Jean-Michel; Hertzberg, Hubertus; Ossent, Pete; Hänichen, T; Brack, A; Isenbügel, Erwin (1998). Dicrocoeliasis in New World camelids. Tierärztliche Praxis. Ausgabe G, Grosstiere/Nutztiere, 26(6):355-361.

Hatt, Jean-Michel; Sainsbury, A W (1998). Unusual case of metabolic bone disease in a common marmoset (Callithrix jacchus). Veterinary Record, 143(3):78-80.

Hatt, Jean-Michel; Baumgartner, R (1996). Der Zootierarzt im Wandel der Zeit. Schweizer Archiv für Tierheilkunde, 138(12):573-578.

Hatt, Jean-Michel; Baumgartner, R; Isenbügel, Erwin (1996). Diagnosis and medical care of raptors in a compilation of cases from 1985-1994. Schweizer Archiv für Tierheilkunde, 138(9):434-440.

Baumgartner, R; Hatt, Jean-Michel; Döbeli, M; Hauser, Beat (1996). Endocrinologic and pathologic findings in ornamental birds with polyostotic hyperostosis. Schweizer Archiv für Tierheilkunde, 138(12):591-595.

Hoop, Richard K; Hatt, Jean-Michel; Guscetti, Franco (1995). What is your diagnosis? An infection by Trichomonas sp. in a budgerigar. Schweizer Archiv für Tierheilkunde, 137(8):389-390.

Hatt, Jean-Michel; Rübel, A; Flückiger, Mark A (1991). Welche Diagnose stellen Sie? Schweizer Archiv für Tierheilkunde, 133(8):395-397.

This list was generated on Mon Dec 11 10:57:46 2017 CET.