Rule 34 Dev - 5_fingers animal_genitalia animal_penis anthro anthro_on_anthro ball_size_difference balls big_balls big_penis bodily_fluids bovid bovine canid canine canine_genitalia canine_penis canis cattle claws domestic_dog duo ear_tag erection extremedash facial_piercing fingers fur genital_fluids genitals glans hi_res hooves horn huge_balls huge_cock hybrid_genitalia hybrid_penis interspecies knot luckypan male male/male mammal medial_ring nose_piercing nose_ring penis penis_size_difference piercing precum ring_piercing simple_background tail tongue tongue_out vein veiny_penis white_background white_body white_fur|8303688752