About the Authors

Marianne L. Seney

marianne.seney@gmail.com

Affiliation Center for Neuroendocrine Studies and Department of Psychology, University of Massachusetts, Amherst, Massachusetts, United States of America

Diane A. Kelly

Affiliation Department of Geological Sciences, Amherst College, Amherst, Massachusetts, United States of America

Bruce D. Goldman

Affiliation Department of Ecology and Evolutionary Biology, University of Connecticut, Storrs, Connecticut, United States of America

Radim Šumbera

Affiliation Department of Zoology, University of South Bohemia, České Budejovice, Czech Republic

Nancy G. Forger

Affiliation Center for Neuroendocrine Studies and Department of Psychology, University of Massachusetts, Amherst, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MS BG NF. Performed the experiments: MS. Analyzed the data: MS DK. Contributed reagents/materials/analysis tools: RS. Wrote the paper: MS DK BG RS NF.