NYT > U.S. News Avian Flu Wiped Out Poultry. Now the Screwworm Is Coming for Beef. Par :Pooja Salhotra 28 juillet 2025 à 07:54 The parasitic fly that attacks warm-blooded animals was eliminated from the United States in the 1960s, but it’s creeping toward the Texas-Mexico border. © Isabel Mateos/Associated PressA return of screwworm could harm already depleted cattle herds and raise beef prices.
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