rule 34 animal genitalia auto penis lick balls bottomless brown body brown fur brown hair canid canine canis claws clothed clothing domestic feet feral fur genitals german shepherd hair herding hi res human to feral jewelry licking male mammal masturbation mid transformation necklace oral oral masturbation pastoral pawpads penile penile masturbation penis penis tip self lick sheath shirt solo species transformation tail tail motion tailwag tongue tongue out topwear transformation zestycuke 7872936