Boesch, Lukas
Berger, Roger
Funding for this research was provided by:
Deutscher Akademischer Austauschdienst
Wild Chimpanzee Foundation
Article History
First Online: 15 November 2019
Compliance with Ethical Standards
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Our review board explicitly approved the covert field experiment presented in this paper.