About the Authors

Dino P. McMahon

dino.mcmahon@googlemail.com (DPM); jeyaraney.kathirithamby@zoo.ox.ac.uk (JK)

Affiliation Department of Zoology, University of Oxford, Oxford, United Kingdom

Alexander Hayward

Affiliation Department of Zoology, University of Oxford, Oxford, United Kingdom

Jeyaraney Kathirithamby

dino.mcmahon@googlemail.com (DPM); jeyaraney.kathirithamby@zoo.ox.ac.uk (JK)

Affiliation Department of Zoology, University of Oxford, Oxford, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DPM. Performed the experiments: DPM. Analyzed the data: DPM AH JK. Contributed reagents/materials/analysis tools: DPM AH JK. Wrote the paper: DPM AH JK.