Screwworms

A parasite that eats living flesh sounds like a monster movie plot until you realize it has a scientific name, a documented history, and a very real comeback story. We’re talking about the New World screwworm (Cochliomyia hominivorax), a fly whose larvae infest wounds in humans and animals, driving pain, infection, and massive losses in livestock operations. Through a One Health lens, we trace how this single species ties together ranching economics, wildlife reservoirs, and the fact that dis...