Rule 34 Dev - animal_genitalia animal_penis anthro balls big_penis bovid bovine breasts canid canine canis cattle digitigrade equine_penis erection futanari futanari_transformation genitals gynomorph hooves horn intersex kneeling lillyvaine male male_to_futa mammal mti_transformation nude penis solo teats transformation udder_balls udders were werebovine werecattle wolf|4497725304