About the Authors

Melissa Edwards

Affiliation Department of Anthropology, University of Toronto at Mississauga, Mississauga, Ontario, Canada

Abigail Bigham

Affiliation Department of Pediatrics, University of Washington, Seattle, Washington, United States of America

Jinze Tan

Affiliation School of Life Sciences, Fudan University, Shanghai, China

Shilin Li

Affiliation School of Life Sciences, Fudan University, Shanghai, China

Agnes Gozdzik

Affiliation Department of Anthropology, University of Toronto at Mississauga, Mississauga, Ontario, Canada

Kendra Ross

Affiliation Department of Anthropology, University of Toronto at Mississauga, Mississauga, Ontario, Canada

Li Jin

Affiliation School of Life Sciences, Fudan University, Shanghai, China

Esteban J. Parra

esteban.parra@utoronto.ca

Affiliation Department of Anthropology, University of Toronto at Mississauga, Mississauga, Ontario, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LJ EJP. Performed the experiments: ME JT SL AG. Analyzed the data: ME AB LJ EJP. Contributed reagents/materials/analysis tools: ME AB JT KR EJP. Wrote the paper: ME EJP.