Funding for this research was provided by:
Water Resource Commission
National Research Foundation
University of KwaZulu-Natal
Article History
Received: 16 March 2017
Accepted: 1 April 2018
First Online: 13 April 2018
Compliance with ethical standards
: Our research and animal tagging process was approved by the North West Ethics Committee (NWU-00095-12-A4).
: The authors declare that they have no conflict of interest.