The U.S. government is preparing to breed billions of flies and drop them from airplanes over Mexico and even southern Texas.

Identifying the flesh-eating parasite, which actually isn't a worm, is key to keeping it out of the U.S. Recognizing a ...

Key progress” has been made against the New World screwworm, the U.S. ag secretary says, adding that there has been no ...

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

Cattle imports into US resume after flesh-eating parasite fears - The United States and Mexico plan to reopen the U.S. border ...