FURVERT!

after_sex anthro anus balls barefoot biped blush bodily_fluids bottomwear bottomwear_down canid canine canis clothed clothing cum cum_from_ass cum_in_ass cum_inside cum_string erection feet foreskin gaping gaping_anus genital_fluids genitals humanoid_genitalia humanoid_penis legs_up lying male mammal on_back pants pants_down partially_clothed pawpads penis perineum polakuma precum presenting presenting_anus signature simple_background solo spread_anus spread_legs spreading underwear underwear_down wolf