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First US Equine Infection of New World Screwworm Reported in Texas

A ranch horse in southern Texas tests positive for the flesh-eating parasite, marking the first equine case in the country.

1 publisher · 1 article · first seen 11 Sept 2026 · updated 2d ago

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  1. Texas reports first equine infection of New World screwworm on ranch horse The Guardian US ·

In this story

  • Texas
  • Presidio county
  • US Equestrian Foundation