About the Authors
- Daniel M. T. Fessler, Colin Holbrook, Jeffrey K. Snyder
- Department of Anthropology and Center for Behavior, Evolution, and Culture, University of California Los Angeles, Los Angeles, California, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: DF CH JKS. Performed the experiments: CH JKS. Analyzed the data: CH. Wrote the paper: DF.