About the Authors

Charles T Hanifin

To whom correspondence should be addressed. E-mail: charlesh@stanford.edu

Address ¤ Current address: Hopkins Marine Station, Stanford University, Pacific Grove, California, United States of America

Affiliation Department of Biology, Utah State University, Logan, Utah, United States of America

Edmund D Brodie Jr.

Affiliation Department of Biology, Utah State University, Logan, Utah, United States of America

Edmund D Brodie III

Affiliation Department of Biology, University of Virginia, Charlottesville, Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

CTH, EDB Jr., and EDB III conceived and designed the experiments, performed the experiments, analyzed the data, and wrote the paper.