About the Authors

Stephen A. Stanhope

sstanhop@bsd.uchicago.edu

Affiliation Biological Sciences Division, University of Chicago, Chicago, Illinois, United States of America

Competing Interests

The author has declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SAS. Performed the experiments: SAS. Analyzed the data: SAS. Wrote the paper: SAS.