rule 34 3 eyes 2023 anthro balls biped blush bodily fluids brown body brown fur brown hair dialogue digital media artwork digitigrade duo ear piercing ear ring english text erection female female on human fur genitals glans hair heart human human on anthro interspecies larger male male male on anthro mammal murid murine penile penis penis riding piercing ponporio artist pussy rat ring ring piercing rodent size difference smaller anthro smaller female speech bubble sweat sweaty genitalia sweaty penis text 8587483