About the Authors
- Morgan J. Trimble
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Affiliation Conservation Ecology Research Unit, Department of Zoology and Entomology, University of Pretoria, Pretoria, South Africa
- Rudi J. van Aarde
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* E-mail: rjvaarde@zoology.up.ac.za
Affiliation Conservation Ecology Research Unit, Department of Zoology and Entomology, University of Pretoria, Pretoria, South Africa
Competing Interests
The authors have been funded in part by a commercial source, Richards Bay Minerals. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: MJT RJvA. Performed the experiments: MJT RJvA. Analyzed the data: MJT. Wrote the paper: MJT RJvA.