Rule 34 Dev - 2013 animal_genitalia animal_penis anthro balls bed black_nose brothers brown_pawpads canine canine_penis closed_eyes cute dipstick_tail duo footrub fox furry half-erect hand_on_head highres incest knot lying male mammal multicolored_tail nude on_back on_bed open_mouth pawpads penis penis_tip sheath shirt siblings spread_legs spreading tuke underwear undressing yaoi young|2649708072