It has been a few weeks now since the Texas Parks and Wildlife Department (TPWD) warned Texas residents about the possibility ...

USDA has requested adjustments to Mexican facilities set up to screen cattle exports to the U.S. for the New World Screwworm, ...

Outgoing USDA Secretary Tom Vilsack sent a letter to Mexico’s Secretary of Agriculture acknowledging the progress made in ...

Protecting the nation’s beef herd against New World screwworm requires vigilance at all levels, Kim Brackett writes.

The maggot, known as the New World screwworm, can infect cattle, deer, pets and even humans. The New World screwworm, so named because it can burrow into an open wound like a screw driving into ...

Update: ABC-7 was able to speak with Alvaro Bustillos, the chair of the board of the Chihuahua Cattleman's Association. He is ...

The New World screwworm, a deadly parasite, has been spotted in Mexico, raising concerns for Texas ranchers and hunters.

The U.S. Department of Agriculture has banned Mexican cattle imports since November after a parasite known as screwworm, which wriggles into the flesh of livestock and kills them if left untreated ...

The emergence of the New World screwworm in Mexico has raised alarms that the dangerous fly larvae could cross into Texas.

According to APHIS, New World screwworm (NWS) is a devastating pest. When NWS fly larvae (maggots) burrow into the flesh of a living animal, they cause serious, often deadly damage to the animal.