About the Authors

Joseph V. Ferraro

joseph_ferraro@baylor.edu

Affiliation Department of Anthropology and Institute of Archaeology, Baylor University, Waco, Texas, United States of America

Thomas W. Plummer

Affiliation Department of Anthropology, Queens College & NYCEP, Flushing, New York, United States of America

Briana L. Pobiner

Affiliation Human Origins Program, National Museum of Natural History, Smithsonian Institution, Washington, D. C., United States of America

James S. Oliver

Affiliations Department of Anthropology, Illinois State Museum, Springfield, Illinois, United States of America, Research Centre in Evolutionary Anthropology and Palaeoecology, School of Natural Sciences and Psychology, Liverpool John Moores University, Liverpool, United Kingdom

Laura C. Bishop

Affiliation Research Centre in Evolutionary Anthropology and Palaeoecology, School of Natural Sciences and Psychology, Liverpool John Moores University, Liverpool, United Kingdom

David R. Braun

Affiliation Department of Anthropology, George Washington University, Washington, D. C., United States of America

Peter W. Ditchfield

Affiliation Research Laboratory for Archaeology and the History of Art, University of Oxford, Oxford, United Kingdom

John W. Seaman III

Affiliation Department of Statistical Science, Baylor University, Waco, Texas, United States of America

Katie M. Binetti

Affiliation Department of Anthropology and Institute of Archaeology, Baylor University, Waco, Texas, United States of America

John W. Seaman Jr

Affiliation Department of Statistical Science, Baylor University, Waco, Texas, United States of America

Fritz Hertel

Affiliation Department of Biology, California State University, Northridge, California, United States of America

Richard Potts

Affiliations Human Origins Program, National Museum of Natural History, Smithsonian Institution, Washington, D. C., United States of America, Palaeontology Section, Earth Sciences Department, National Museums of Kenya, Nairobi, Kenya

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conducted fieldwork and recovered the fauna: JVF TWP LCB DRB PWD KMB RP. Collected faunal data: JVF TWP BLP JSO LCB KMB FH. Edited the manuscript: JVF TWP BLP JSO LCB DRB PWD JWS KMB JWS FH RP. Conceived and designed the experiments: JVF TWP LCB RP. Analyzed the data: JVF JWS KMB JWS. Wrote the paper: JVF.