rule 34 2boys 4 toes animal penis anthro anus ass balls ballsack bighornsheep artist black body black fur body fur cock ring domestic cat dragon duo erection feet felid feline felis foreskin foreskin folds frenum ladder frenum piercing gay gay sex genital piercing genitals hi res humanoid penis identification imminent sex intact male malemale male only mammal partial male pawpads penis penis piercing perineum photo piercing precum public use purple body purple fur retracted foreskin rope rope cock ring scrotum tail testicles through wall toes uncut 7571038