Rule 34 Dev - animal_genitalia animal_penis anthro balls black_hair black_penis bodily_fluids condom cum cum_on_penis ejaculation equid equine equine_genitalia equine_penis erection filled_condom fur fusk genital_fluids genitals grey_body grey_fur grin hair hi_res hooves horse leaning leaning_back male mammal medial_ring mountain muscular muscular_anthro muscular_male nude outside penis ponytail sexual_barrier_device sitting smile solo teeth|8470863496