In February 2024, dairy farmers in Texas began noticing their cows were producing less milk and that the milk was discoloured ...

It had been cattle country—a now bankrupt ranch once ... Another clue is that the county sits on a major migratory flyway for 17 bird species, including sand hill cranes and mallards.

They found that this strain, H2N2, was unlike any flu that humans were known to have encountered. When it reached the United States, no one would be immune. Hilleman moved quickly to alert the ...