About the Authors

César R. Nufio

nufio@colorado.edu

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

Chris R. McGuire

Affiliations University of Colorado Natural History Museum, University of Colorado, Boulder, Colorado, United States of America, The Environmental Studies Program, University of Colorado, Boulder, Colorado, United States of America

M. Deane Bowers

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

Robert P. Guralnick

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

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CRN MDB RPG. Performed the experiments: CRN CRM. Analyzed the data: CRN CRM MDB RPG. Wrote the paper: CRN CRM MDB RPG.