About the Authors

Sophie A. Comyn
David Pilgrim

dave.pilgrim@ualberta.ca

Affiliation Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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