title: Retinal pigments, structure and function and behavior.
mesh_terms: D000818:Animals; D005399:Fishes / Q000502:physiology*; D010786:Photoreceptor Cells; D012168:Retinal Pigments / Q000502:physiology*; D012243:Rhodopsin; D014801:Vitamin A
chemical_list: D012168:Retinal Pigments; D014801:Vitamin A; D012243:Rhodopsin