Human fetuses evolved to slow shoulder growth for easier delivery
Journal Reference: Mikaze Kawada, Masato Nakatsukasa, Takeshi Nishimura, Akihisa Kaneko, Naomichi Ogihara, Shigehito Yamada, Walter Coudyzer, Christoph P. E. Zollikofer, Marcia S. Ponce de León, Naoki Morimoto. Human shoulder development is adapted to obstetrical constraints. Proceedings of the National Academy of Sciences, 2022; 119 (16) DOI: 10.1073/pnas.2114935119 The differences are a big head and wide … Read more