title: Rhodopsin evolution in the dark.
authors.forename: K A
authors.initials: KA
authors.lastname: Crandall
authors.forename: D M
authors.initials: DM
authors.lastname: Hillis
mesh_terms: D000818:Animals; D003400:Astacoidea / Q000145:classification; D005075:Biological Evolution; D003624:Darkness; D008027:Light; D010802:Phylogeny; D012243:Rhodopsin / Q000235:genetics / Q000502:physiology* / Q000528:radiation effects
chemical_list: D012243:Rhodopsin