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

The new world screw worm attacks animals by burrowing into wounds and feeding on live tissue. Now, with a confirmed case just ...

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

The U.S. Department of Agriculture announced the border closure after Mexico reported a case of a flesh-eating parasite ...

Representative Kat Cammack (R-FL) spearheaded a recent letter to the Department of Health and Human Services (HHS) urging 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.

An old threat is rearing its ugly head once again, posing a huge risk to the Sunshine State, according to state officials.

Understanding the New World screwworm blowfly and its behavior underscores why it is so dangerous to the livestock industry.