Rule 34 Dev - 1boy 3:4 abs animal_genitalia animal_penis anthro armpit_hair balls bed biceps big_penis bodily_fluids body_hair bound bucephalus cum cum_on_balls cum_on_bed cum_on_penis cum_on_self equid equine equine_penis erection furniture genital_fluids genitals hi_res horse male male_only mammal pecker_tracks pecs penis solo thebigslick|4847849624