title: Extraretinal photoreception in insects.
mesh_terms: D000818:Animals; D001522:Behavior, Animal; D002940:Circadian Rhythm; D007313:Insecta; D010786:Photoreceptor Cells / Q000033:anatomy & histology* / Q000502:physiology; D010860:Pigments, Biological
chemical_list: D010860:Pigments, Biological