rule 34 2023 all fours anthro anus black nose black pawpads blue eyes brown body brown fur brown hair canid canine canis claws clothing domestic first person view fur german shepherd hair herding heterochromia hi res kinsheph leash leash pull leashing pov long hair male mammal pastoral pawpads paws red eyes red tongue signature solo submissive submissive male tongue tongue out underwear unseen character vincent gts white body white fur 7552195