About the Authors
- Christopher A. Brochu
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* E-mail: chris-brochu@uiowa.edu
Affiliation Department of Geoscience, University of Iowa, Iowa City, Iowa, United States of America
- Jackson Njau
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Affiliations Human Evolution Research Center, Department of Integrative Biology, University of California, Berkeley, California, United States of America, National Natural History Museum, Arusha, Tanzania
- Robert J. Blumenschine
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Affiliation Center for Human Evolutionary Studies, Department of Anthropology, Rutgers University, New Brunswick, New Jersey, United States of America
- Llewellyn D. Densmore
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Affiliation Department of Biological Sciences, Texas Tech University, Lubbock, Texas, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: CB LD. Analyzed the data: CB. Contributed reagents/materials/analysis tools: JN RB LD. Wrote the paper: CB JN RB.