H5N1 avian influenza, more commonly known as bird flu, has infected more than 100 million birds in the U.S. and almost 500 ...

MISSOULA — Millions of birds across the United States have been impacted by avian influenza, also known as the bird flu, ...

No human cases have been reported this year in Connecticut. But the disease has been detected in people connected with farms ...

Three cases of highly pathogenic avian influenza were detected in Washington state in October.

The World Health Organization voiced alarm at the growing spread of H5N1 bird flu to new species, including humans, who face an ‘extraordinarily high’ mortality rate. Hong Kong should test for ...

A mutant strain of H5N1 avian ... the 2022 population size," said Valeria Falabella, director of coastal and marine ...