title: How the whale got his peg-like teeth.
authors.forename: Laura
authors.initials: L
authors.lastname: Pacey
mesh_terms: D000818:Animals; D005075:Biological Evolution; D019143:Evolution, Molecular; D009805:Odontogenesis / Q000235:genetics; D014070:Tooth / Q000033:anatomy & histology*; D014907:Whales / Q000033:anatomy & histology*