The threat of an invasive screw worm species could be harmful to pets and wildlife. Experts are urging residents to say alert for the New World screwworm, an aggressive fly whose maggots feed on ...

U.S. Agriculture Secretary Brooke Rollins closed the border to Mexican cattle for a second time after new reports of ...

Griffith says the continued efforts to keep New World screwworm out of the U.S. have kept some Mexican cattle imports out of the country.

The U.S. Department of Agriculture announced the border closure after Mexico reported a case of a flesh-eating parasite ...

Representative Kat Cammack (R-FL) spearheaded a recent letter to the Department of Health and Human Services (HHS) urging the ...

New cases of screwworms on July 8 in Veracruz, Mexico has caused the U.S. to close southern borders to livestock imports.

The U.S. has again ceased livestock imports from Mexico related to the presence of the parasitic New World screwworm fly closer to the border.

The U.S. has closed its southern border again to livestock imports, saying that a flesh-eating parasite has moved further north in Mexico than previously reported.

The USDA hopes a new fly factory will be operating in southern Mexico by July 2026 to supplement fly breeding at an existing ...

Mexican President Claudia Sheinbaum says the U.S. is over-reacting to the threat of a flesh-eating cattle parasite. Sheinbaum ...