A Wider Pelvis Does Not Increase Locomotor Cost in Humans, with Implications for the Evolution of Childbirth

• Anna G. Warrener ,

  * E-mail: awarrener@fas.harvard.edu

  Affiliation Department of Human Evolutionary Biology, Harvard University, 11 Divinity Avenue, Cambridge, Massachusetts, 02138, United States of America

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• Kristi L. Lewton,

  Affiliation Department of Anatomy and Neurobiology, Boston University School of Medicine, 72 East Concord St. (L 1004), Boston, Massachusetts, 02118, United States of America

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• Herman Pontzer,

  Affiliation Department of Anthropology, Hunter College, 695 Park Ave., New York, New York, 10065, United States of America

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• Daniel E. Lieberman

  Affiliation Department of Human Evolutionary Biology, Harvard University, 11 Divinity Avenue, Cambridge, Massachusetts, 02138, United States of America

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