New World screwworm larvae feed on the living tissue of warm-blooded animals, creating severe wounds that can be fatal if left untreated.

The U.S. Department of Agriculture has confirmed that the New World screwworm fly has arrived in south Texas

The U.S. Department of Agriculture has confirmed that the New World screwworm fly has arrived in south Texas

A case of flesh-eating New World screwworm has been detected in South Texas, the US Department of Agriculture said Wednesday. It is the first time this parasitic fly – whose…

The USDA said the only animal affected was a 3-week-old calf in Zavala County, Texas, after larvae were identified in its umbilical area.

Cochliomyia hominivorax, the New World screw-worm fly, or screw-worm for short, is a species of parasitic fly that is well known for the way in which its larvae (maggots) eat the…

The U.S. Department of Agriculture has announced that it suspects that the the New World screwworm fly has arrived in south Texas.

The U.S. Department of Agriculture has announced that it suspects that the the New World screwworm fly has arrived in south Texas.

A case was confirmed in a calf in La Pryor, Texas, a town about 30 miles (48 km) northeast of the US-Mexico border - a blow to US cattle ranchers.

Agriculture Secretary Brooke Rollins said the case was in a 3-week-old calf in LaPryor, Texas, about 50 miles from the Mexico border

The case of New World screwworm was confirmed in a 3-week-old calf in La Pryor, Texas, near the U.S.-Mexico border, Agriculture Secretary Brooke Rollins said late Wednesday.

A flesh-eating parasite that feeds on warm-blooded animals has been detected in the United States for the first time since 1966, exposing the nation's cattle herd to a serious new…

The pest was largely eradicated in the United States in the 1960s.

Agriculture Secretary Brooke Rollins said USDA officials detected a screwworm on a three-week-old calf in Texas, near the Mexican border.

Secretary of Agriculture Brooke Rollins confirmed the detection of New World screwworm in Texas.

The US Department of Agriculture says New World screwworm has been detected in a Texas calf.

The USDA confirmed the first New World screwworm case in the U.S. in decades on Wednesday night, in a 3-week-old calf in South Texas's Zavala County.

" ... 3-week-old bovine in Zavala County, Texas."

This was the first case of the parasite found in U.S. livestock since the 1960s

This marks the first case of the New World screwworm in U.S. livestock since the parasite was eliminated in the country in the 1960s

The United States said on Thursday that the New World screwworm (NWS) fly, a dangerous livestock pest whose flesh-eating larvae can kill cattle, has been detected in a calf in…