Texas lawmakers heard conflicting reports on the state’s readiness to fight the New World Screwworm, which is approaching the ...

The United States has paused those exports intermittently over the past year to protect its cattle herds from the New World ...

On Dec. 3, 2025, the Texas Department of Agriculture reported in a press release that the U.S. Department of Agriculture had ...

The flesh-eating fly larvae, which have been detected in Mexico, were declared eradicated from Texas in the 1960s.

Today, the U.S. Food and Drug Administration conditionally approved Exzolt Cattle-CA1 (fluralaner) topical solution for the ...

Researchers are trapping and tracking the New World screwworm to detect it early before it threatens livestock. The previous ...

APHIS confirms a New World screwworm case in a 22-month-old bovine transported from Veracruz to a feedlot in Nuevo León.

Merck Animal Health, a division of Merck & Co., Inc., Rahway, N.J., USA, on Dec. 4 announced the Food and Drug Administration ...

Although cases are closing in on the U.S., the New World screwworm isn’t likely to create outbreaks in Canadian livestock, ...

It's the second detection at that same feedlot since October. No other cases were linked to the earlier incident, and both ...

New World screwworm ( Cochliomyia hominivorax) is once again an active threat in the Americas. Cases in Mexico have risen and detections are approaching the US border, while federal agencies and ...

New World screwworm continues to be a top concern for the U.S. Department of Agriculture and the cattle industry. USDA recently announced the launch of a new website, www.screwworm.gov, which is ...