Screwworm parasites primarily infect livestock, but human cases have risen in Central America after the pests escaped ...

ANALYSIS: After decades of eradication – the New World screwworm has once again spread through several countries in Central ...

USDA suspended the import of live cattle, bison and horses through U.S. ports of entry along the southern border as of May 11 ...

In response to the continued expansion of screwworm flies into southern Mexico, the U.S. suspended live animal imports from Mexico on May 11, 2025, halting imports of feeder cattle from Mexico.

Cherokee County Commissioners approved a resolution Tuesday which supports federal action combating the new world screwworm fly. The item was brought to the attention of the commissioner’s court by ...

It’s no longer a question of whether we’ll see a return of New World screwworm in the U.S.—but a matter of when. That’s according to Colin Woodall, CEO of the National Cattlemen’s Beef Association (NC ...

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

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 ...

New World Screwworm spreads from Mexico, prompting US cattle import ban. This threatens beef supply and could drive prices higher during the 2025 summer season.

Texas rancher Donnell Brown joins us to share his concerns over threats of New World Screwworm to the cattle industries in ...

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

With no U.S. cases yet, AgriLife's upcoming session will highlight crucial screwworm prevention strategies for ranchers.