1. Department of Zoology and Entomology, Mammal Research Institute, University of Pretoria, Pretoria, South Africa
2. Quercus, School of Biological Sciences, Queen's University Belfast, Belfast, Northern Ireland
3. Institut für Biologie, Humboldt‐Universität zu Berlin, Berlin, Germany
4. School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, Johannesburg, South Africa
5. Department of Animal Behavior, Zoological Institute, University of Zurich, Zurich, Switzerland