Smith: Since 2022, the U.S. poultry industry has been battling a particularly persistent strain of H5N1, or avian influenza, ...

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 ...

A pig was infected with bird flu in Oregon, the U.S. Department of Agriculture reported Wednesday. It’s the first time bird flu, also known as the H5N1 virus, infected a pig in the United States ...

NEW YORK (AP) — A pig at an Oregon farm was found to have bird flu, the U.S. Department of Agriculture announced Wednesday. It’s the first time the virus has been detected in U.S. swine and ...