Idiap Research Institute, affiliation not provided to SSRN, University of Zurich, University of Zurich - Department of Anthropology and Idiap Research Institute

Emory & Henry College - Department of Biology, Harvard University - Department of Organismic and Evolutionary Biology, Harvard University - Department of Organismic and Evolutionary Biology, Zoos Victoria - Department of Wildlife Conservation and Science, University of Zurich - Department of Anthropology, Massachusetts Institute of Technology - Division of Comparative Medicine, Wellington Zoo, Royal Zoological Society of Antwerp, Wellington Zoo, Apenheul Primate Park, Faunia-Parques Reunidos, Zoo Atlanta, Faunia-Parques Reunidos, Bristol Zoo Gardens, Chicago Zoological Society, Chicago Zoological Society, Chicago Zoological Society, Durrell Wildlife Conservation Trust, Harvard University - Department of Organismic and Evolutionary Biology and Southwest National Primate Research Center