About the Authors

Vivienne L. Williams

vivwill@netdial.co.za

Affiliation School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, Wits, South Africa

Anthony B. Cunningham

Affiliation School of Public Leadership, Stellenbosch University, Stellenbosch, South Africa

Alan C. Kemp

Affiliation Ditsong Museum of Natural History, Pretoria, South Africa

Robin K. Bruyns

Affiliation School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, Wits, South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: VLW ABC. Analyzed the data: VLW. Contributed to the writing of the manuscript: VLW ABC ACK RKB.