To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S2. Changes in male and female pelvic shape from ∼15 y to ∼25 y to ∼15 y: superior views. Developmental evidence for obstetric adaptation of the human female pelvis Alik Huseynov, Christoph P. E. Zollikofer, Walter Coudyzer, Dominic Gascho, Christian Kellenberger, Ricarda Hinzpeter, and Marcia S. Ponce de León PNAS. 2016. DOI: 10.1073/pnas.1517085113 Download Original Video Browse All Videos »