The control of bright colored pigment cells of fishes and amphibians.
D000663:Amphibians; D000818:Animals; D002856:Chromatophores; D005399:Fishes; D008550:Melatonin / Q000494:pharmacology; D008854:Microscopy, Electron; D010858:Pigmentation; D010902:Pituitary Gland / Q000502:physiology
D008550:Melatonin