rule 34 anal animal genitalia animal penis anthro anthro on anthro anus balls barzillai black body black penis black scales blue eyes blue flesh blue penis bodily fluids claws close up cutaway dragon duo equine penis erection felkin grin hair cock korichi lying male malemale mottled mottled genitalia mottled penis on side one leg up oral penis puffy anus purple eyes purple hair raised leg red body red scales rimming saliva scales scalie sex simple background smile teeth tongue veskin 3475695