An investigation is underway into the false report that New World screwworm was detected in Missouri. Missouri State Attorney ...

An investigation is underway after rumors began swirling about New World Screwworm being found in Missouri, according to the ...

USDA and Mexico announce $21 million investment to combat New World screwworm as cattle experts closely watch developments.

NWS is a deadly parasitic infection that can "kill a full-grown cow within one to two weeks," said NPR. When affected, the ...

Entomologists got rid of screwworms by using nuclear radiation to sterilize millions of male screwworms in a lab, which were ...

Texas & Southwestern Cattle Raisers Association President Carl Ray Polk Jr. today issued the following statement in support of the New World Screwworm Preparedness Act of 2025: “The ...

A flesh-eating parasite known as New World Screwworm is moving closer and closer to the US border in Texas. The devastating ...

New World Screwworm spreads from Mexico, prompting US cattle import ban. This threatens beef supply and could drive prices ...

The New World Screwworm (NWS, Cochliomyia hominivorax) is a parasitic fly native to the Western Hemisphere. It lays eggs in ...

To protect the United States from a new threat posed by an old foe – the New World screwworm – the U.S.-Mexico border was ...

Try to put eyes on your herd, as much as possible, look out for anything abnormal,” said J. Scott Herod, who owns a ranch and ...

NCBA’s Woodall says the goal is complete eradication — not just from the U.S., but from Mexico and Central America, ...