About the Authors

Peter L. Erb

Peter.Erb@colorado.edu

Affiliations Department of Ecology and Evolutionary Biology, University of Colorado at Boulder, Boulder, Colorado, United States of America, Smithsonian Conservation Biology Institute, Front Royal, Virginia, United States of America

William J. McShea

Affiliation Smithsonian Conservation Biology Institute, Front Royal, Virginia, United States of America

Robert P. Guralnick

Affiliations Department of Ecology and Evolutionary Biology, University of Colorado at Boulder, Boulder, Colorado, United States of America, University of Colorado Museum of Natural History, University of Colorado at Boulder, Boulder, Colorado, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PE WJM. Performed the experiments: PE WJM. Analyzed the data: PE. Contributed reagents/materials/analysis tools: PE WJM RPG. Wrote the paper: PE WJM RPG.