USDA has identified a second case of the flesh-eating screwworm fly in Texas on Saturday, just days after a first occurrence in a one-year-old calf

The U.S. Department of Agriculture has confirmed that the New World screwworm fly has arrived in south Texas

The U.S. Department of Agriculture has confirmed that the New World screwworm fly has arrived in south Texas

The flesh-eating larvae has threatened the nation's cattle industry