About the Authors
- Janelle Wagnild, Cara M. Wall-Scheffler
- Department of Biology, Seattle Pacific University, Seattle, Washington, United States of America
- Cara M. Wall-Scheffler
- Department of Anthropology, University of Washington, Seattle, Washington, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: CMWS. Performed the experiments: JW. Analyzed the data: CMWS. Contributed reagents/materials/analysis tools: CMWS. Wrote the paper: JW CMWS.