rule 34 absurd res american opossum anthro areola barbell piercing breasts closed eyes colored digital media artwork ear piercing ear ring female fingerless marking full length portrait fur genitals gloves marking grey body grey fur grey hair hair hand on breast heart hi res innie pussy kneeling mammal markings marsupial mellonbun navel neck tuft nipple piercing nipples nude piercing portrait pussy ring piercing simple background small breasts solo tail tail between legs tuft virginia opossum white body white fur white hair 8746529