1. Clinic for Zoo Animals, Exotic Pets and Wildlife, Vetsuisse Faculty University of Zurich Zurich Switzerland
2. Department of Zoology and Entomology University of the Free State Bloemfontein South Africa
3. Department of Animal Sciences, Ruminant Nutrition Georg‐August University Göttingen Germany
4. Clinic for Diagnostic Imaging, Vetsuisse Faculty University of Zurich Zurich Switzerland