The Big ImageBoard (TBIB) - all fours anal anal penetration anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro armor balls deep brown nose cave clenched teeth coin doggystyle duo erection eyes closed felid from behind position genitals gold (metal) gold coin happy happy sex interspecies larger male larger penetrated looking at another looking at partner looking back looking back at another looking back at partner looking pleasured male male/male male penetrated male penetrating male penetrating male mammal misterstallion motion lines muscular muscular male mustelid obscured penetration otter pantherine penetration penile penile penetration penis penis in ass pink nose pink penis sex side view size difference small dom big sub smaller male smile teeth tiger treasure unconvincing armor yellow sclera