Affiliation: | 1.Department of Primatology, Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany ;2.Taï Chimpanzee Project, CSRS, Abidjan, Côte d’Ivoire ;3.Department of Psychology, University of Portsmouth, Portsmouth, UK ;4.Primate Models for Behavioural Evolution Lab, Institute for Cognitive and Evolutionary Anthropology, Oxford, UK ; |