About the Authors

James D. Crall

james.crall@gmail.com

Affiliation Concord Field Station, Organismic and Evolutionary Biology, Harvard University, Bedford, Massachusetts, United States of America

Nick Gravish

Affiliations Concord Field Station, Organismic and Evolutionary Biology, Harvard University, Bedford, Massachusetts, United States of America, School of Engineering and Applied Sciences, Harvard University, Cambridge, Massachusetts, United States of America

Andrew M. Mountcastle

Affiliation Concord Field Station, Organismic and Evolutionary Biology, Harvard University, Bedford, Massachusetts, United States of America

Stacey A. Combes

Affiliation Concord Field Station, Organismic and Evolutionary Biology, Harvard University, Bedford, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JDC NG AMM SAC. Performed the experiments: JDC NG AMM. Analyzed the data: JDC. Contributed reagents/materials/analysis tools: JDC NG AMM SAC. Wrote the paper: JDC NG AMM SAC.