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Insights and Stories on Screwworm

Animal health worker Eduardo Lugo treats the wounds of a cow as Chihuahua ranchers intensify surveillance for the screwworm after the U.S. suspended cattle imports following the detection of the parasite in southern Mexico, at the Chihuahua Regional Livestock Union, in Nuevo Palomas, Mexico May 16, 2025.

Beef Cattle Livestock News Reuters

USDA to build Texas facility to fight flesh-eating screwworm

Aug 15, 2025 | 2 min

Livestock Markets Reuters

U.S. again halts cattle imports from Mexico over flesh-eating screwworms

Animal health worker Eduardo Lugo treats the wounds of a cow as Chihuahua ranchers intensify surveillance for the screwworm after the U.S. suspended cattle imports following the detection of the parasite in southern Mexico, at the Chihuahua Regional Livestock Union, in Nuevo Palomas, Mexico May 16, 2025.

Jul 10, 2025 | 2 min

Livestock Reuters

Mexico to open sterile fly plant to combat screwworm in 2026

Black Angus breed cattle in a feedlot or feed yard.

Jul 7, 2025 | 1 min

Beef Cattle Livestock Reuters

USDA announces phased reopening of Mexican cattle imports after screwworm closure

Black cattle in a Nebraska feedlot.

Jun 30, 2025 | 2 min

Black cattle in a Nebraska feedlot.

Livestock News Reuters

USDA plans sterile fly facility in Texas to combat screwworm

Jun 18, 2025 | 2 min

Livestock Reuters

USDA mission to travel to Mexico with eye toward lifting cattle import suspension, Mexico says

May 28, 2025 | 1 min

Close up of a syringe veterinarin is holding to vaccinate a cow in a barn.

Livestock News

Changing spread, prevalence of animal diseases causes new challenges for food, agriculture

May 28, 2025 | 5 min

U.S. agriculture secretary Brooke Rollins speaks to the media at the Commodity Classic in Denver.

Livestock News Reuters

U.S. suspends Mexican cattle, horse and bison imports over New World screwworm

May 12, 2025 | 2 min

A group of cattle in an Alberta feedlot in the summer.

Livestock Reuters

US and Mexico have reached agreement on New World screwworm, Ag Secretary Rollins says

Apr 28, 2025 | 2 min

cattle and a barbed wire fence at sunset

Livestock Reuters

US will allow Mexican beef imports to resume, says Mexican minister

Feb 1, 2025 | 1 min

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