1. School of Anatomical Sciences, Faculty of Health Sciences University of the Witwatersrand Johannesburg South Africa
2. Department of Anthropology, Center for the Advanced Study of Human Paleobiology The George Washington University Washington District of Columbia USA
3. Borås Zoo Borås Sweden
4. Centre for Zoo and Wild Animal Health Copenhagen Zoo Frederiksberg Denmark
5. Department of Anatomy Des Moines University Des Moines Iowa USA
6. Department of Physiology, Anatomy and Genetics University of Oxford Oxford UK