Rule 34 Dev - 1boy 2014 anal anal_masturbation anal_sex animal_genitalia animal_penis anthro aoru arm_above_head artist_logo balls bed black_hair black_markings blue_eyes body_fur castration chair crouching desk digitigrade dildo equine equine_penis eunuch flaccid_penis gelding genital_piercing hooves horse horse_tail horsecock long_hair_male looking_down male male_anal male_nipples male_only mammal masturbation nude_male open_mouth penetration penis penis_piercing piercing pillow prince_albert_piercing sex_toy smaller_version_at_the_source solo spread_legs spreading toying_self white_fur|1880328616