Affiliation: | 1.Comparative Cognition Laboratory, University of Neuchâtel, Neuchâtel, Switzerland ;2.Inkawu Vervet Project, Mawana Game Reserve, Swart Mfolozi in Kwazulu-Natal, South Africa ;3.Department of Ecology and Evolution, University of Lausanne, Lausanne, Switzerland ;4.School of Psychology and Neuroscience, University of St Andrews, St Andrews, Scotland, UK ;5.Centre for Functional Biodiversity, School of Life Sciences, University of KwaZulu-Natal, Pietermaritzburg, P/Bag X01, Durban, 3209, South Africa ; |