Seventy U.S. Bird Flu Cases Underscore How Much We Still Don’t Know

ITHACA, NEW YORK – DECEMBER 10: HDC receiving staff prep arriving milk samples for testing at the Animal Health Diagnostic Center at Cornell University on December 10, 2024 in Ithaca, New York. The U.S. Department of Agriculture last week issued a federal order that requires the testing of the nation’s milk supply amid increasing concerns over HPAI (a strain of the H5N1 avian flu), which has been raising alarm since it was first detected in a Texas cow. In July 2024, New York lawmakers gave…