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 ...

As California's Central Valley makes headlines for the growing number of people testing positive for the bird flu from exposure to dairy cows, Rais Vohra, MD, professor at UC San Francisco, Fresno and ...

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

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

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

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.

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 H5N9 bird flu outbreak in California, affecting almost 119,000 ducks. Both H5N9 and the more common H5N1 strains were found. The USDA is conducting ...

US Reports First H5N9 Bird Flu Outbreak in Poultry: As the United States grapples with bird flu outbreak, a new strain of bird flu — H5N9 — has been detected in California’s Merced County at ...

The first confirmed case of H5N9 bird flu in the United States has been identified in Merced County, California, and control ...

The H5N9 strain of avian influenza is much more rare than the H5N1 which has been responsible for most of the reported human cases and the first human death.