Funding for this research was provided by:
Primate Society of Great Britain
The Explorer's Club Student Grant
Pittsburgh Zoo and PPG Aquarium Sustainability Fund
Primate Conservation Inc.
Fresno Chaffee Zoo and Wildlife Conservation Fund
Minnesota Zoo’s Ulysses S. Seal Conservation Grant
Primate Action Fund
Article History
Received: 1 February 2018
Accepted: 22 June 2018
First Online: 11 September 2018