About the Authors
- Eduardo Fernandez-Duque
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* E-mail: eduardof@sas.upenn.edu
Affiliations Department of Anthropology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America, Centro de Ecología Aplicada del Litoral, Conicet, Argentina
- Maren Huck
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Current address: Department of Behavioural Ecology and Sociobiology, German Primate Centre, Göttingen, Germany
Affiliation Department of Anthropology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: EFD. Performed the experiments: EFD. Analyzed the data: MH. Contributed reagents/materials/analysis tools: EFD MH. Wrote the paper: EFD MH.