The Big ImageBoard (TBIB) - anal anal knotting anal orgasm anal penetration animal genitalia animal penis anus ball size difference balls balls deep big dom small sub black claws black nose bodily fluids brown body brown fur canid canine canine genitalia canine penis canis claws colored cum cum cum drip cum in ass cum inside cum on balls cum on chest cum on self cum on sheath cum while penetrated cutaway domestic dog dominant dripping duo ejaculation erection excessive cum excessive genital fluids eye roll eyes closed feral feral on feral from behind position fur genital fluids genitals german shepherd grabbing from behind half-closed eyes hands-free herding dog hi res internal internal anal jake (shikyotis) knot knot bulge knotting larger male licking looking pleasured lying male male/male male penetrated male penetrating male penetrating male mammal mexican wolf multicolored body multicolored fur narrowed eyes notched ear on back orgasm face pastoral dog pawpads paws penetration penile penile penetration penis penis in ass red penis sade (canonical) sex sheath shikyotis size difference smaller male tail tongue tongue out two tone body two tone fur unusual bodily fluids unusual cum unusual genital fluids white body white fur wolf yellow cum