FURVERT!

4:5 anatomically_correct animal_genitalia animal_penis anus autofellatio balls bodily_fluids butt cum cum_in_mouth cum_in_own_mouth cum_in_self cum_inside cum_on_self cytor digital_media_(artwork)equid equine equine_genitalia equine_penis erection feral genital_fluids genitals horse letterbox male male_feral mammal masturbation oral oral_masturbation penile penile_masturbation penis quadruped raised_leg rika_(artist)solo sucking tail