About the Authors

Jamshid J. Tehrani

jamie.tehrani@durham.ac.uk

Affiliation Department of Anthropology and Centre for the Coevolution of Biology and Culture, Durham University, Science Site, South Road, Durham, United Kingdom

Competing Interests

The author has declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JT. Performed the experiments: JT. Analyzed the data: JT. Contributed reagents/materials/analysis tools: JT. Wrote the paper: JT.