Rule 34 Dev - anal anal_sex anthro anthro_on_feral balls bamwhamart bamwuff big_balls big_dom_small_sub big_penis brown_fur canid canine canis clothing cum cum_from_mouth cum_in_mouth cum_inside cum_through duo erection feral fur hi_res humanoid_penis lutrine male mammal muscular muscular_male mustelid necktie open_mouth penetration penis penis_shaped_bulge sex simple_background size_difference stomach_bulge tankh tongue underwear underwear_aside wolf yaoi zoophilia|3523069536