rule 34 balls black eyebrows blue penis bodily fluids brown balls brown body brown fur cum cum from mouth cum in mouth cum inside dragon equid equine eyebrows feral fur genital fluids genitals hi res hooves horn leg markings male mammal markings medial ring muscular muscular feral muscular male open mouth penis sentient penis socks marking tail tan hooves teeth trencalos vein veiny balls veiny penis white horn 8097080