rule 34 absurd res anthro anus ass big butt big penis black sclera bottom heavy davey diadorin diadorin ear piercing ear ring fur futanari genitals grey background grey body grey fur gynomorph half closed eyes hi res huge butt huge cock intersex looking at viewer looking back mammal murid murine narrowed eyes nude pear shaped figure penis perineum piercing pink anus pink body pink penis pink skin presenting presenting anus presenting hindquarters presenting penis raised tail rat ring piercing rodent shell simple background sitting in chair smile smirk smug smug face solo thick thighs wide hips 6574086