Funding for this research was provided by:
International Elephant Foundation and Elephant Research Foundation M. Philip Kahl Postdoctoral Fellowship, USA
International Elephant Project, Australia
Columbus Zoo and Aquarium
People’s Trust for Endangered Species, UK
Article History
Received: 6 May 2020
Revised: 9 September 2020
Accepted: 30 September 2020
First Online: 8 October 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.