The Big ImageBoard (TBIB) - anal anal penetration arcturus (theunscforces) avian beak beard bestiality big dom small sub big penis black beak black body black feathers black fur black scales blue eyes bodily fluids butt claws cum cum drip cum on ground cum while penetrated dominant dominant feral dripping duo facial hair feathers feral feral penetrating feral penetrating human foreskin fur genital fluids genitals grey background gryphon hair hand on head human human on feral human penetrated humanoid genitalia humanoid penis i-psilone interspecies knot larger feral male male/male male penetrated male penetrating male penetrating male mammal mythological avian mythology nipples nude open mouth partially retracted foreskin penetration penis scales sex simple background size difference skywing (theunscforces) smaller human smaller penetrated spread wings striped body striped fur stripes tongue white body white feathers white fur wings