U.S. officials confirmed a case of the flesh-eating parasite in a person who traveled from El Salvador. Screwworm typically ...

Rollins opened an $8.5 million facility in South Texas for releasing sterile New World screwworm flies and introduced a ...

A rare case of travel-related New World screwworm was identified in Maryland in a patient who traveled from El Salvador, a ...

What is the New World screwworm? A parasite whose larvae hatch in wounds on mammals and feed on the host’s flesh and fluids. Infestations in livestock could cause large economic losses.

Screwworm dangers New World screwworms are the parasitic larva of a metallic blue blow fly species called Cochliomyia hominivorax.