The evolution of some traction epiphyses in birds and mammals.
D000818:Animals; D005075:Biological Evolution; D001717:Birds; D004838:Epiphyses / Q000033:anatomy & histology*; D008322:Mammals; D012716:Sesamoid Bones / Q000033:anatomy & histology*; D014143:Traction
EPIPHYSES/anatomy and histology; SESAMOID BONES/anatomy and histology