About the Authors

Anna Dornhaus

To whom correspondence should be addressed. E-mail: dornhaus@email.arizona.edu

Affiliations Ecology and Evolutionary Biology, University of Arizona, Tucson, Arizona, United States of America , School of Biological Sciences, University of Bristol, Bristol, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

AD conceived and designed the experiments, performed the experiments, analyzed the data, contributed reagents/materials/analysis tools, and wrote the paper.