2018 [ absurd_res all_fours anal anal_penetration anthro anthro_on_anthro black_nose blush brian_griffin brown_fur canine clenched_teeth collar dog doggystyle duo erection eyes_closed family_guy fangs from_behind_position fur hand_on_head hand_on_hip hi_res looking_pleasured male male/male mammal mostly_nude penetration penis rotten_robbie sex simple_background teeth white_background white_fur