The Department of Agriculture on Wednesday halted cattle shipments from Mexico to the United States over concerns of the New World screwworm parasite's rapid spread.

Screwworm parasites primarily infect livestock, but human cases have risen in Central America after the pests escaped containment ...

The Darién Gap, a perilous journey for millions of migrants, has also become a corridor for the northward spread of the New World screwworm, a parasitic fly challenging decades of containment.

There are few things that are more American than grilling some burgers on the Fourth of July. Everyone likes to debate the ...

Texas officials are stepping up their plans to stop the spread of a flesh-eating parasite, Reuters reports. The parasite, known as the New World screwworm (Cochliomyia hominivorax), has triggered ...

Historically, the screwworm was a big problem in several areas of the southern U.S. prior to its eradication in the 1960s.

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

The Darién Gap, a perilous journey for millions of migrants, has also become a corridor for the northward spread of the New World screwworm, a parasitic fly challenging decades of containment.

Female screwworm flies lay their eggs in open wounds, scrapes, or insect bites on people and animals. When the eggs hatch, the larvae burrow into the flesh, feeding on living tissue and potentially ...

The New World screwworm has been making headlines lately, and in Texas, it’s top of mind for many. In May, the U.S. Department of Agriculture suspended importations of cattle, horses ...