title: Development. Biologists tell dueling stories of how turtles get their shells.
authors.forename: Naomi
authors.initials: N
authors.lastname: Lubick
mesh_terms: D060105:Animal Shells / Q000033:anatomy & histology / Q000196:embryology*; D000818:Animals; D005075:Biological Evolution; D001842:Bone and Bones / Q000196:embryology; D010012:Osteogenesis; D012272:Ribs / Q000196:embryology; D012867:Skin / Q000166:cytology / Q000196:embryology; D014426:Turtles / Q000033:anatomy & histology / Q000196:embryology*