title: Letter: Sexing birds of prey.
mesh_terms: D000758:Anesthesia / Q000662:veterinary; D000818:Animals; D001717:Birds / Q000033:anatomy & histology; D001947:Breeding; D006801:Humans; D007649:Ketamine; D007813:Laparotomy; D008297:Male; D010808:Physical Examination; D012727:Sex Characteristics; D013623:Tail; D014921:Wings, Animal
chemical_list: D007649:Ketamine