title: Extraretinal photoreception involved in photoperiodic effects on reproduction in male three-spined sticklebacks, Gasterosteus aculeatus.
mesh_terms: D000818:Animals; D005399:Fishes / Q000502:physiology*; D007668:Kidney / Q000502:physiology; D008027:Light; D008297:Male; D010507:Periodicity; D010786:Photoreceptor Cells / Q000502:physiology; D012098:Reproduction / Q000528:radiation effects*; D012160:Retina / Q000502:physiology*; D013091:Spermatogenesis / Q000528:radiation effects