The Big ImageBoard (TBIB) - absurd res anal anal penetration anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro biped black nose canid canine canis claws countershade tail countershading domestic dog dominant dominant male duo fangs felid feline first person view from behind position fur genitals german shepherd hand on butt herding dog hi res jockey position kinsheph looking at viewer looking back looking pleasured lying male male/male male anthro male penetrated male penetrating male penetrating male mammal on front pantherine pastoral dog penetration penile penile penetration penis penis in ass sex striped body striped fur stripes submissive submissive male tail teeth tiger tongue tongue out vein veiny penis