Texas Agriculture

New World Screwworm Threatens United States Border

The Texas Department of Agriculture has issued a warning following the detection of New World Screwworms (NWS) just 90 miles from the U.S./Mexico border. These parasitic flies, found in South America and the Caribbean, lay eggs in warm-blooded animals and humans, which hatch into maggots that consume live tissue. This poses an imminent threat to Texas ranchers, livestock, and the food supply, with concerns that the spread has not been contained. Early detection and immediate reporting of symptoms like moving maggots, painful wounds, or foul odors are crucial to preventing a widespread crisis.

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