The Big ImageBoard (TBIB) - 4 fingers anal anal penetration animal genitalia animal penis arcturus (theunscforces) ass up avian beak beard bestiality 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 digitigrade doggystyle dripping duo ejaculation erection facial hair feathered wings feathers feral feral on top feral penetrating feral penetrating human feral penetrating male finger claws fingers foreskin from behind position fur genital fluids genitals grey background gryphon hair hand on head hands-free head pat human human on bottom human on feral human penetrated humanoid genitalia humanoid penis i-psilone interspecies knot larger feral male male/male male on feral male on human male penetrated male penetrating male penetrating human male penetrating male mammal mounting mythological avian mythological creature mythology nipples nude open mouth partially retracted foreskin penetration penile penile penetration penis penis in ass scales semi-anthro sex simple background size difference skywing (theunscforces) smaller human smaller penetrated spread wings striped body striped fur stripes toe claws tongue touching head white body white feathers white fur wings