Should the flies reach the states, the larvae could infest livestock, pets, wildlife and, possibly, even people.

A detection of the New World Screwworm closer to the United States will keep the ports closed to livestock from Mexico.

The Santa Teresa livestock crossing was set to open up July 21st after months of closure due to the New World Screwworm, a flesh eating parasite found in Mexico. But after a new case was found in the ...

The U.S. has closed its southern livestock border after detecting a screw-worm case in Mexico, prompting backlash. Mexico’s ...

In a move to secure U.S. producers from the New World Screwworm, the U.S. Secretary of Agriculture, Brooke Rollins, announced ...

A group of canines are training to detect the smell of screwworm, a flesh-eating pest that has infected Mexico's cattle herd and disrupted livestock trade with the United States, offering a glimmer of ...

The US has halted livestock imports from Mexico as the New World screwworm fly spreads closer to the southern border. The ...

The U.S. has again ceased livestock imports from Mexico related to the presence of the parasitic New World screwworm fly closer to the border.

The U.S. has closed its southern border again to livestock imports, saying that a flesh-eating parasite has moved farther ...

Experts will discuss surveillance, response and the latest news about the New World screwworm during a workshop on July 23 in Uvalde.

The map shows the ports of entry affected by the U.S. Agriculture Department’s announcement and the approximate locations of ...