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

Missouri authorities are investigating a fake press release about the damaging livestock pest New World screwworm that ...

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

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 ...

In May, the Secretary of Agriculture suspended live cattle, horses, and bison through U.S. southern border ports of entry due to the rapid northward spread of New World Screwworms in Mexico. Secretary ...

Mexico's New World Screwworm outbreak halts livestock imports at the southern border as US officials work to prevent the parasitic fly from spreading to American animals.

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

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 ...

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 ...