A threat to American livestock – the New World Screwworm (NWS) fly, which has been considered eradicated from the country ...

Many people are familiar with the tsetse fly by name. Fewer people, however, know about the unique way that tsetse flies give ...

The New World screwworm isn't a new species, but the flesh-eating maggots are certainly disturbing. Here's what Tennesseans ...

Fearing a resurgence of the New World Screwworm parasite in the U.S., the Department of Agriculture block livestock imports ...

The U.S. Department of Agriculture said May 11 that it is suspending imports of livestock through Mexico because of New World ...