H5N9 is “not commonly seen in poultry in general,” says Eman Anis, assistant professor at the University of Pennsylvania ...

While the H5N1 bird flu keep spreading, the first reported H5N9 outbreak in the United States has been identified on a duck ...

UC San Francisco's Rais Vohra, MD, explains recent increase in reported virus infections and the risks of consuming raw cow’s milk.

The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a ...

The first U.S. H5N9 outbreak has raised concerns as scientists warn of evolving bird flu risks—here's what you need to know about the symptoms.

A new strain of a highly pathogenic and rare strain of bird flu has been reported on a duck farm in central California.

A California duck farm has culled thousands of birds as the virus seems to be trading genetics with other viruses ...

The United States has reported its first outbreak of H5N9 bird flu in poultry on a duck farm in California, the World ...

The finding at a California duck farm is raising alarms among public health experts that bird flu could further mutate into ...

The United States has reported its first outbreak of H5N9 bird flu on a poultry farm. While avian influenza has affected ...