Rule 34 Dev - 2017 5_fingers abs all_fours anal anal_sex animal_genitalia animal_penis anthro anthro_on_anthro barn black_fur black_hair black_penis closed_eyes cum doggy_style duo equine equine_penis erection from_behind_position fur hair half-closed_eyes hand_on_butt hay horse horsecock killianwalker male mammal muscular muscular_male nude penetration penis pink_penis precum riche sex side_view smile snout teeth white_fur white_hair yaoi|2851742904