Louisiana puts restrictions on animals entering state after screwworm reaches Texas

By: Greg LaRose

Outlets: Louisiana Illuminator

Published: June 8, 2026

Words: 463

Last Updated: 3 days, 7 hours ago


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Louisiana officials have tightened restrictions on animals entering the state, with five cases of the flesh-eating parasite confirmed so far in the United States.

The presence of the New World screwworm was confirmed last week in Zavala County, Texas, near the Mexican border. The U.S. Department of Agriculture initially reported a 3-week-old calf was infected, and four additional cases have since been confirmed.

Screwworm infections occur when the parasitic fly lays its eggs in …

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