A man in a cowboy hat gives treats to his cattle in Oakville, Texas on July 15, 2025.

U.S. cattle producers fear return of screwworm

In Texas cattle country, ranchers brace for flesh-eating New World screwworms, which haven’t been seen for 50 years

Parasitic screwworm flies are pushing northward from Central America again after being officially eradicated from the United States in 1966, threatening $1.8 billion in damage to Texas’ economy alone.





Cattle graze on a farm at sunset in Rockport, Texas on December 25, 2023.

U.S. ranchers cautiously rebuild

Consumers have paid record beef prices due to low supply; meat packers want larger cattle herds to reduce cattle prices

Some ranchers have slowly begun taking the first steps to boost cattle production after inventory shrank due to a years-long drought that dried up pastures and hiked feeding costs.