rule 34 2014 ambiguous penetration anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro ass athletic blue eyes breasts breath brown hair canid canine canis clenched teeth collie dialogue domestic duo ear piercing english text facial piercing female female penetrated from behind position fur german shepherd hair heart herding hi res hindpaw imminent orgasm long hair looking at another looking at partner looking back looking down looking pleasured male male on top male penetrating male penetrating female mammal nose piercing on top open mouth panda german shepherd pastoral paws penetration piercing rear view rokemi rook rokemi sex share character sheep simple background smooth collie straight teeth text vaginal penetration 3576566