About the Authors

Connie J. Clark

connie.j.clark@duke.edu

Affiliations Nicholas School of the Environment, Duke University, Durham, North Carolina, United States of America, Department of Biology, University of Florida, Gainesville, Florida, United States of America

John R. Poulsen

Affiliations Nicholas School of the Environment, Duke University, Durham, North Carolina, United States of America, Department of Biology, University of Florida, Gainesville, Florida, United States of America

Doug J. Levey

Affiliations Department of Biology, University of Florida, Gainesville, Florida, United States of America, National Science Foundation, Arlington, Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CJC JRP DJL. Performed the experiments: CJC JRP. Analyzed the data: CJC JRP. Wrote the paper: CJC JRP DJL.