FURVERT!

animal_genitalia animal_penis balls banding big_penis blood bodily_fluids catheter catheter_in_urethra cock_and_ball_torture crotch_shot cutting digital_media_(artwork)equid equine equine_genitalia equine_penis erection feral genital_mutilation genital_torture genitals gore horse male mammal medical_instrument mutilation nude nuthouse penectomy penis scalpel scientific_instrument severed_body_part severed_genitals severed_penis solo story story_in_description surgical_instrument