Rule 34 Dev - anal anal_penetration anthro balls brown_body brown_fur duo fur genitals holding_leg humanoid_genitalia humanoid_penis male male/male muscular muscular_male nude open_mouth open_smile penetration penis side_view sitting size_difference smile standing seyrmo hank_howell_(piti_yindee) canid canine canis mammal wolf hi_res|22618969240