About the Authors

Guan-Zhu Han

guanzhu@email.arizona.edu (GZH); worobey@email.arizona.edu (MW)

Affiliation Department of Ecology and Evolutionary Biology, University of Arizona, Tucson, Arizona, United States of America

Michael Worobey

guanzhu@email.arizona.edu (GZH); worobey@email.arizona.edu (MW)

Affiliation Department of Ecology and Evolutionary Biology, University of Arizona, Tucson, Arizona, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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