This halt in imports is due to rapid spread of New World screwworm in Mexico and has gone into effect immediately ...

The first case of NWS in Mexico was reported to the U.S. in November 2024. When NWS fly larvae (maggots) burrow into the ...

Prices will go up with the halt on Mexican cattle imports, but the border closure won't help eradicate the parasite.

The U.S. Department of Agriculture announced the restrictions on livestock imports due to the troubling northward spread of ...

In parts of Central America, illegal ranching on protected lands has become a front for drug trafficking and money laundering ...

The U.S. Department of Agriculture has suspended all horse, cattle and bison imports over the parasitic outbreak.

U.S. Rep. Tracey Mann said Congress is working to fund the USDA's sterile insect technique in response to a New World ...

A New World screwworm (NWS) outbreak in Mexico has raised alarms at the U.S. Department of Agriculture (USDA). The impact on ...

New World Screwworm breaches containment near U.S. border. USDA warns of $1.9B risk to Texas cattle alone. Learn about the ...