About the Authors

Rindy C. Anderson

Affiliation Department of Biology, Duke University, Durham, North Carolina, United States of America

Casey A. Klofstad


Affiliation Department of Political Science, University of Miami, Coral Gables, Florida, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RCA CAK. Performed the experiments: CAK. Analyzed the data: CAK. Contributed reagents/materials/analysis tools: RCA CAK. Wrote the paper: RCA CAK.