rule 34 anal anal sex animal genitalia animal penis bodily fluids canid canine canine penis canis dialogue dobermann domestic duo english text feral feral on feral feral penetrated feral penetrating feral penetrating feral genital fluids genitals german shepherd grass herding hi res klaus klaus doberman knot male malemale male penetrated male penetrating male penetrating male mammal pastoral penetration penis pinscher precum profanity sex text tongue tongue out whiskers 4141003