rule 34 1610 2014 animal genitalia animal penis anus ass backsack balls bite blue eyes bracelet crotchboobs cutie mark detailed background duo ear piercing earth pony equine equine penis erection fan character female feral feral on feral forest friendship is magic fur green eyes grey fur hair cock internal jewelry male male penetrating mammal mane multicolored hair my little pony nature necklace nude open mouth outside penetration penis phathusa piercing poison joke poison trail pony presenting presenting hindquarters presenting pussy pussy raised tail sex straight stripes teats tree vaginal penetration zebra zecora mlp 2726438