About the Authors

Kristine Maciejewski

krismacski@gmail.com (KM); graham.kerley.nmmu.ac.za (GK)

Affiliation Centre for African Conservation Ecology, Department of Zoology Nelson Mandela Metropolitan University, Port Elizabeth, South Africa

Graham I. H. Kerley

krismacski@gmail.com (KM); graham.kerley.nmmu.ac.za (GK)

Affiliation Centre for African Conservation Ecology, Department of Zoology Nelson Mandela Metropolitan University, Port Elizabeth, South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KM GK. Performed the experiments: KM. Analyzed the data: KM GK. Contributed reagents/materials/analysis tools: GK. Wrote the paper: KM.