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

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

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

The U.S. is ramping up the fight against a parasite that experts say is a multibillion-dollar threat to the Texas cattle ...

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

A small, pale maggot about a half-inch long could cost New Mexico cattle ranchers greatly if it gets back into the country. One of the state's senators introduced new legislation to combat the New ...

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

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

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 ...

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

Two Guatemalan pilots and a Mexican agronomist engineer have died after their plane crashed in southern Mexico near the border with Guatemala as they freed sterile flies meant to stop the spread ...

This has led to the USDA's suspension of cattle, horse and bison imports from Mexico to the U.S. And without intervention, the New World screwworm (NWS) will propagate further, affecting livestock ...