About the Authors

Michael C. Otterstatter

michael.otterstatter@utoronto.ca

Affiliation Department of Ecology and Evolutionary Biology, University of Toronto, Toronto, Ontario, Canada

James D. Thomson

Affiliation Department of Ecology and Evolutionary Biology, University of Toronto, Toronto, Ontario, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MCO. Performed the experiments: MCO. Analyzed the data: MCO. Contributed reagents/materials/analysis tools: JT. Wrote the paper: MCO. Intellectual contributions during the design and implementation of this study, and during the writing of the manuscript: JT. Provided funding in support of this study: JT.