rule 34 anatomically correct anatomically correct genitalia anatomically correct penis animal genitalia animal penis anus ass blue eyes bodily fluids brown body brown fur clydesdale cum cumshot draft ejaculation equid equine equine penis erection feathering fennperrox feral fetlocks fur genital fluids genitals hi res hooves looking at viewer male mammal masturbation medial ring penile penile masturbation penis rock solo 7247694