Pituitary analogue in the octopus.
D000818:Animals; D002369:Castration; D004702:Endocrine Glands / Q000502:physiology*; D005246:Feedback; D005260:Female; D008297:Male; D008974:Mollusca / Q000502:physiology*; D009899:Optic Lobe, Nonmammalian / Q000033:anatomy & histology; D010053:Ovary / Q000502:physiology; D010902:Pituitary Gland; D012726:Sexual Behavior, Animal