van Leeuwen, Kelly L. https://orcid.org/0000-0003-4068-3929
Matsuzawa, Tetsuro https://orcid.org/0000-0002-8147-2725
Sterck, Elisabeth H. M. https://orcid.org/0000-0003-1101-6027
Koops, Kathelijne https://orcid.org/0000-0001-7097-2698
Funding for this research was provided by:
Lucie Burgers Foundation for Comparative Behaviour Research
Homerton College, University of Cambridge
Newnham College, University of Cambridge
Claraz Stiftung
MEXT - JSPS (#16H06283; LGP-U04)
Article History
Received: 20 February 2019
Accepted: 11 December 2019
First Online: 1 January 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This research was non-invasive, complied with the laws of Guinea, and was approved by the Direction General de la Recherche Scientifique et l’Innovation Technologique (DGERSIT). Moreover, this research adhered to the guidelines as set down by the Division of Biological Anthropology, University of Cambridge, the host institute of the lead researcher (K. Koops) during the study.