Feeding practices for captive giraffes (Giraffa camelopardalis) in Europe: A survey in EEP zoos

Authors: Isabel Gussek, Stefan Hirsch, Monika Hartmann, Karl-Heinz Südekum, Jürgen Hummel

Publication/Journal: Journal of Zoo and Aquarium Research

Keywords: browse, concentrate, dietary proportion, dry matter intake, forage, produce

2017

Behaviour, wounds, weight loss and adrenal weight of rabbit does as affected by semi-group housing

Authors: Stephanie Buijs, Luc Maertens, Katleen Hermans, Jürgen Vangeyte, Frank André Maurice Tuyttens

Publication/Journal: Applied Animal Behaviour Science

Keywords: aggression, locomotion, skin lesions, social behaviour, stress

2015

Short-term digestible energy intake in captive moose (Alces alces) on different diets

Authors: Marcus Clauss, Gina-Marie Kohlschein, Andreas Peemöller, Jürgen Hummel, Jean-Michel Hatt

Publication/Journal: Zoo Biology

Keywords: alces alces, alfalfa, browse, browser, feeding, moose

2013

Variation in Growth and Potentially Associated Health Status in Hermann’s and Spur-Thighed Tortoise (Testudo hermanni and Testudo graeca)

Authors: Julia Ritz, Marcus Clauss, W. Jürgen Streich, Jean-Michel Hatt

Publication/Journal: Zoo Biology

Keywords: diet, herbivory, pyramiding, reptile

2012

Changes in cortisol release and heart rate and heart rate variability during the initial training of 3-year-old sport horses

Authors: Alice Schmidt, Jörg Aurich, Erich Möstl, Jürgen Müller, Christine Aurich

Publication/Journal: Hormones and Behavior

Keywords: cortisol, heart rate variability, horse, initial training

2010

Comparative investigations on digestion in grazing (Ceratotherium simum) and browsing (Diceros bicornis) rhinoceroses

Authors: P. Steuer, M. Clauss, K. H. Südekum, J. M. Hatt, S. Silinski, S. Klomburg, W. Zimmermann, J. Fickel, W. J. Streich, J. Hummel

Publication/Journal: Comparative Biochemistry and Physiology - Part A: Molecular & Integrative Physiology

Keywords: black rhino, fecal particle size, fiber digestion, mean retention time, white rhino

2010

Sonomorphology of the reproductive tract in male and pregnant and non-pregnant female Rothschild’s giraffes (Giraffa camelopardalis rotschildi)

Authors: Imke Lueders, Cheryl Niemuller, Jason Pootoolal, Peter Rich, Charlie Gray, Wolf Jürgen Streich, Thomas Bernd Hildebrandt

Publication/Journal: Theriogenology

Keywords: corpus luteum, giraffe, male accessory sex glands, ovaries, ultrasound

2009

Differences in fecal particle size between free-ranging and captive individuals of two browser species

Authors: Jürgen Hummel, Julia Fritz, Ellen Kienzle, E. Patricia Medici, Stefanie Lang, Waltraut Zimmermann, W. Jürgen Streich, Marcus Clauss

Publication/Journal: Zoo Biology

Keywords: browser, captive diet, grazer, mastication, ruminant, teeth

2008

A case of non-scaling in mammalian physiology? Body size, digestive capacity, food intake, and ingesta passage in mammalian herbivores☆

Authors: Marcus Clauss, Angela Schwarm, Sylvia Ortmann, W. Jürgen Streich, Jürgen Hummel

Publication/Journal: Comparative Biochemistry and Physiology - Part A: Molecular & Integrative Physiology

Keywords: body size, browser, coprophagy, digestive anatomy, digestive physiology, foregut fermenter, grazer, herbivory, hindgut fermenter, ingesta retention, ruminant

2007

Energy supply of the okapi in captivity: fermentation characteristics of feedstuffs

Authors: Jürgen Hummel, Gunther Nogge, Marcus Clauss, Camilla Nørgaard, Kristina Johanson, Joeke Nijboer, Ernst Pfeffer

Publication/Journal: Zoo Biology

Keywords: energy content, fermentation rate, in vitro fermentation, rumen balance

2006

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