FURVERT!

4_toes animal_genitalia animal_penis anthro anthro_on_feral balls bestiality big_penis bound canid canine canis cheek_tuft chest_tuft dripping duo equid equine equine_genitalia equine_penis erection facial_tuft feet feral flared_penis foreskin genitals horse humanoid_genitalia humanoid_penis male male/male mammal penis plantigrade toes tuft vein veiny_penis vimz wolf