About the Authors

Elizabeth A. Becker

eflorek@wisc.edu

Affiliation Department of Psychology, University of Wisconsin–Madison, Madison, Wisconsin, United States of America

Sarah Petruno

Affiliation Division of Biological Sciences, University of California San Diego, La Jolla, California, United States of America

Catherine A. Marler

Affiliations Department of Psychology, University of Wisconsin–Madison, Madison, Wisconsin, United States of America, Department of Zoology, University of Wisconsin–Madison, Madison, Wisconsin, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EAB SP CAM. Performed the experiments: EAB SP. Analyzed the data: EAB. Contributed reagents/materials/analysis tools: CAM. Wrote the paper: EAB CAM.