The Big ImageBoard (TBIB) - age difference alfie (bluey) anal anal penetration animal genitalia animal penis animated anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro australian cattle dog balls bandit heeler big penis bluey (series) blush canid canine canine genitalia canine penis canis cattledog domestic dog erection from behind position genitals herding dog knot larger anthro larger male low res male male/male male penetrated male penetrating male penetrating male mammal pastoral dog penetration penile penile penetration penis penis in ass sex shakague (artist) short playtime size difference smaller anthro smaller male smaller penetrated young young anthro