About the Authors

Kim Valenta

valentakim@gmail.com

Affiliation Department of Anthropology, McGill University, Montreal, Quebec, Canada

Kevin A. Brown

Affiliation Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada

Amanda D. Melin

Affiliation Department of Anthropology, Campus Box 1114, One Brooking Drive, Washington University, St. Louis, Missouri, United States of America

Spencer K. Monckton

Affiliation Department of Biology, York University, Toronto, Ontario, Canada

Sarah A. Styler

Affiliation Leibniz Institute for Tropospheric Research, Leipzig, Germany

Derek A. Jackson

Affiliation Department of Chemistry, University of Toronto, Toronto, Ontario, Canada

Colin A. Chapman

Affiliation Department of Anthropology, McGill University, Montreal, Quebec, Canada

Competing Interests

The authors declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KV KAB SAS ADM DAJ. Performed the experiments: KV SAS ADM DAJ. Analyzed the data: KV SAS DAJ KAB SKM CAC. Contributed reagents/materials/analysis tools: KV. Wrote the paper: KV KAB ADM SAS DAJ SKM CAC.