Rule 34 Dev - 2018 4_fingers abs animal_genitalia anthro balls black_balls black_nose black_sheath blue_eyes equid equine fingers fully_sheathed fur genitals hair hi_res horse krita_(program) light looking_at_viewer male mammal mane navel nipples nude pose sheath slim solo storm_engineer sunlight white_body white_fur white_hair white_mane|10797799112