Human Case of Flesh-Eating Screwworms Detected In U.S. This gruesome parasite is more of a threat to your burger than to you By Madhusree Mukerjee edited by Dean Visser Screw-worm fly (Cochliomyia hominivorax) larvae use their sharp mandibles to dig into and eat away the living tissue of warm-blooded animals, including humans. Just two months…