California declared an emergency. How serious is bird flu?
California officials have declared a state of emergency over the spread of bird flu, which is tearing through dairy cows in ...
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Bird flu detected in pigs – here’s why virologists are concerned
H5N1 influenza has now been detected in pigs. This was something virologists had been worrying about ever since this highly pathogenic strain of bird flu started its rapid global spread in 2020. But ...