1. Max Planck Institute for Evolutionary Anthropology Leipzig Germany
2. Department of Human Evolutionary Biology Harvard University Cambridge Massachusetts USA
3. Centre de Surveillance de la Biodiversité de l'Université de Kisangani Kisangani Democratic Republic of the Congo
4. Vie Sauvage Kokolopori Bonobo Reserve Province Equateur Democratic Republic of the Congo
5. Leibniz‐Institute for Zoo and Wildlife Research Berlin Germany