The New World screwworm flies lay their eggs in wounds, noses, ears, eyes or mouths. Their eggs develop into parasitic larvae ...

The New World screwworm is getting dangerously close to the U.S., public health officials warn. If left untreated, a ...

U.S. Secretary of Agriculture Brooke L. Rollins announced the launch of the New World Screwworm (NWS) Grand Challenge. This ...

On January 21, 2026, U.S. Secretary of Agriculture Brooke Rollins announced the launch of the New World Screwworm (NWS) Grand ...

USDA denies New World screwworm in US after rumors trigger cattle market selloff Friday with cash trade holding steady.

Secretary of Agriculture Brooke Rollins announces launch of New World Screwworm Grand Challenge to stop northward spread.

More cases of New World screwworm have been found in a Mexican border state.

Texas Agriculture Commissioner Sid Miller says new active cases of New World screwworm have been reported by Mexican ...

It’s just plain cowboy logic — when you’re seeing this many cases this fast, it tells you there may be established screwworm ...

The new world screwworm once caused widespread devastation to livestock in the United States, prompting a decades-long ...

The CDC is issuing a health alert as cases of New world screwworm are popping up just south of the Texas-Mexico border.

Texas Agriculture Commissioner Sid Miller alerted livestock producers on Thursday to new cases of New World screwworm in the neighboring Mexican state of Tamaulipas.