rule 34 2023 4 toes abs animal genitalia animal penis anthro artist name balls biped black body black fur blurred background canid canine canine genitalia canine penis character name claws cryptid digital media artwork digitigrade feet fur genitals green body green eyes green penis green tongue half erect hi res information knot krolik mertvykhcrows long ears long fingers long tongue male mammal mask mertvykhcrows model sheet penis penis tip photo background photography artwork pixel artwork sharp teeth sheath solo teeth toe claws toes tongue 7860011