New World Screwworm detected in Mexico

The Cochliomyia hominivorax (“man-eating”) fly plague is spreading in Mexico, where the country reported 107 new cases of the screwworm in livestock and domestic animals, 19 of them in the Yucatan Peninsula, where there are now a total of 39. The World Animal Health Information System (WAHIS) of the World Organization for Animal Health (WHO) reports that Mexico reported 107 new cases of myiasis by the screwworm Cochliomyia hominivorax in four st…

New World Screwworm detected in Mexico

New World Screwworm detected in Mexico Kara Gerbert M… Wed, 03/19/2025 - 15:01 In-page image(s) X Body Although the U.S. has not seen New World Screwworm (NWS) since it was eradicated in 1966, the parasite is on the rise south of the border.Agencies and groups such as Texas Parks and Wildlife, the Texas Wildlife Association, and the Southwestern Cattle Raisers Association are closely monitoring this invasive parasite with other state and fede…