In the 1940s and 1950s, cowboys carried a stick to treat cattle infested with screwworms. The stick was used to scrape the ...

Texas agencies are ganging up on a bad, bad worm. According to a release, the Texas Animal Health Commission and Texas Parks ...

The southern border was closed to imports of the animals after screwworm, eradicated in the U.S. for decades, had been moving ...

MEXICO CITY -- Mexico and the United States said they would gradually reopen the United States border to cattle imports from ...

The USDA will reopen Mexico livestock ports in phases starting July 7 after an 8-week closure due to a New World Screwworm threat.