FURVERT!

4:5 animal_genitalia animal_penis anthro balls brown_body brown_fur brown_mane brown_tail david_(misterstallion)equid equine equine_genitalia equine_penis erection fur genitals hi_res hooves horse male mammal mane misterstallion muscular muscular_anthro muscular_male nude penis simple_background sitting solo tail thinking_pose white_background