About the Authors

James P. Gibbs

jpgibbs@esf.edu

Affiliation Department of Environmental and Forest Biology, State University of New York College of Environmental Science and Forestry, Syracuse, New York, United States of America

Elizabeth A. Hunter

Affiliation Warnell School of Forestry and Natural Resources, University of Georgia, Athens, Georgia, United States of America

Kevin T. Shoemaker

Affiliation Department of Ecology and Evolution, Stony Brook University, Stony Brook, New York, United States of America

Washington H. Tapia

Affiliation Department of Applied Research, Galapagos National Park Service, Puerto Ayora, Galapagos, Ecuador

Linda J. Cayot

Affiliation Galapagos Conservancy, Fairfax, Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JG WT LC. Performed the experiments: JG WT LC. Analyzed the data: JG EH KS. Contributed reagents/materials/analysis tools: EH KS JG. Contributed to the writing of the manuscript: JG EH KS WT LC.