About the Authors

William Amos

w.amos@zoo.cam.ac.uk

Affiliation Department of Zoology, Cambridge University, Cambridge, Cambridgeshire, United Kingdom

Competing Interests

The author has declared that no competing interests exist.

Author Contributions

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