rule 34 4 toes animal genitalia animal humanoid animal penis black eyes bodily fluids canine penis claw marks claws clothed clothing dark skin elf erection fangs felid felid humanoid forked tongue gibbons hair hi res hindpaw humanoid humanoid penis male male only mammal mammal humanoid nude pantherine pantherine humanoid pawpads paws penis saliva sequence sharp teeth simple background solo striped skin stripes teeth tiger humanoid toes tongue topless transformation were werefelid werepantherine weretiger white background white hair 3362454