Rule 34 Dev - anal anal_penetration anthro balls bent_over bone butt digitigrade duo eyes_closed genitals hand_on_butt hooves horn male male/male penetration plantigrade raised_tail skull skull_head tail tail_grab tail_tuft tuft asphalt_(artist) isaac_(asphalt) bovid bovine canid canine canis domestic_dog mammal 1:1 hi_res monochrome|22910387885