Rule 34 Dev - all_fours anal anal_sex animal_genitalia animal_penis ball_gag bondage bound canine canine_penis collar cum dark-ice doggy_style domination duo feral feral_on_feral from_behind_position gag gagged german_shepherd grin knot leash leash_pull male mammal penetration penis restrained sex stomak streetdog teeth yaoi|2362298328