About the Authors

David Lusseau

To whom correspondence should be addressed. E-mail: d.lusseau@dal.ca

Affiliations University of Otago, Department of Zoology, Dunedin, New Zealand, Dalhousie University, Department of Biology, Halifax, Nova Scotia, Canada

Competing Interests

The author has declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DL. Performed the experiments: DL. Analyzed the data: DL. Wrote the paper: DL.