About the Authors

Zaneta M. Thayer


Affiliation Department of Anthropology, Northwestern University, Evanston, Illinois, United States of America

Seth D. Dobson

Affiliation Department of Anthropology, Dartmouth College, Hanover, New Hampshire, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZMT SDD. Performed the experiments: ZMT. Analyzed the data: ZMT. Wrote the paper: ZMT SDD.