About the Authors

Courtney C. Stepien

courtney.stepien@gmail.com

Affiliation Committee on Evolutionary Biology, University of Chicago, Chicago, IL, United States of America

Catherine A. Pfister

Affiliations Committee on Evolutionary Biology, University of Chicago, Chicago, IL, United States of America, Department of Ecology and Evolution, University of Chicago, Chicago, IL, United States of America

J. Timothy Wootton

Affiliations Committee on Evolutionary Biology, University of Chicago, Chicago, IL, United States of America, Department of Ecology and Evolution, University of Chicago, Chicago, IL, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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