Hormonal control of courtship behaviour in the pigeon (Columba livia).
D000818:Animals; D002369:Castration; D010856:Columbidae / Q000502:physiology*; D003380:Courtship; D012739:Gonadal Steroid Hormones / Q000502:physiology*; D008297:Male; D011374:Progesterone / Q000502:physiology; D012726:Sexual Behavior, Animal; D013739:Testosterone / Q000502:physiology
D012739:Gonadal Steroid Hormones; D013739:Testosterone; D011374:Progesterone