1. Endocrinology Laboratory, German Primate Center Leibniz Institute for Primate Research Göttingen Germany
2. Institute for Evolutionary Ecology and Conservation Genomics Ulm University Ulm Germany
3. Research Group Social Evolution in Primates, German Primate Center Leibniz Institute for Primate Research Göttingen Germany
4. Institute for Parasitology, Centre for Infection Medicine University of Veterinary Medicine Hannover Hanover Germany
5. Department of Behavioral Ecology, Johann‐Friedrich‐Blumenbach Institute for Zoology and Anthropology University of Göttingen Göttingen Germany
6. Leibniz ScienceCampus Primate Cognition Göttingen Germany