title: Effects of castration on mating behavior.
mesh_terms: D000818:Animals; D002369:Castration / Q000662:veterinary*; D002415:Cats / Q000502:physiology; D004285:Dogs / Q000502:physiology; D006736:Horses / Q000502:physiology; D008297:Male; D012726:Sexual Behavior, Animal; D013739:Testosterone / Q000502:physiology
chemical_list: D013739:Testosterone