rule 34 2020 ambiguous gender anthro artist logo black hair blue eyes canid cheek tuft dated duo erection facial piercing facial tuft fangs feral forked tongue fur genitals glistening glistening eyes green body grey body grey fur hair hi res humanoid genitalia humanoid penis logo male mammal masturbation no sclera nose piercing nose ring nude open mouth oral vore penile penile masturbation penis piercing pupils red penis red tongue reptile ring piercing riorix scalie sharp teeth simple background slit pupils snake snake vore teeth tongue tuft vore 7234927