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Story summary
- U.S. authorities confirmed the first horse infected with New World screwworm in Presidio, Texas.
- The parasite was located on the horse’s hind limb, a working ranch animal.
- Texas Animal Health Commission barred movement of warm-blooded animals outside zones in Presidio and Jeff Davis.
- Governor Greg Abbott issued a disaster proclamation in June to mobilize state resources.
- Experts warn a statewide outbreak could cost Texas ranchers up to $1.8 billion.
