Rule 34 Dev - anthro betarat blue_body blue_fur blush blush_lines bodily_fluids claws drooling duo erection fellatio fur genitals grey_body grey_fur hand_on_head hi_res knot limerick_(betarat) machine male male/male multicolored_eyes oral penile penis pink_penis protogen proxy_(betarat) saliva sex tongue white_body white_fur yellow_tongue|9314283248