rule 34 4 toes 5 fingers american opossum anthro anus artist name ass backsack balls bondage bondage bound brown paws chastity cage chastity device claws clenched fingers closed eyes digitigrade feet fingers fluffy fur genitals hair hands behind back head on ground kaputotter kneeling legs tied long tail male mammal marsupial perineum pink nose questionable consent raised tail rat tail restrained restrained arms restraints rope rope bondage side view simple background solo striped body striped fur stripes submissive submissive male tail toes upside down virginia opossum wrists tied yellow body yellow fur 8935751