About the Authors

David F. Wright

Affiliation School of Earth Sciences, the Ohio State University, Columbus, Ohio, United States of America

Alycia L. Stigall

stigall@ohio.edu

Affiliation Department of Geological Sciences and OHIO Center for Ecology and Evolutionary Studies, Ohio University, Athens, Ohio, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DFW ALS. Performed the experiments: DFW. Analyzed the data: DFW ALS. Contributed reagents/materials/analysis tools: ALS. Wrote the manuscript: DFW ALS.