H5N9 is “not commonly seen in poultry in general,” says Eman Anis, assistant professor at the University of Pennsylvania School of Veterinary Medicine. (Anis is part of a lab that conducts national ...

A new strain of bird flu (highly pathogenic avian influenza, or HPAI) has been detected on a duck farm in California. The World Organisation for Animal Health (WOAH) reported the outbreak of the new ...

As California’s Central Valley makes headlines for the growing ... Vohra explains what we know about bird flu, both the H5N1 and H5N9 variants, and the precautions we can take to prevent it from ...

U.S. health officials announced that a new strain of avian flu, H5N9, was discovered on a duck farm in Merced County, California. They quarantined the farm and ...

As California's Central Valley makes headlines ... Vohra explains what we know about bird flu, both the H5N1 and H5N9 variants, and the precautions we can take to prevent it from becoming a ...

A strain of bird flu never seen before in the United States has been detected among poultry at a California farm. The virus, called highly pathogenic H5N9, is a type of avian influenza ...

New strain of bird flu detected in California as H5N9 detected on a duck farm in Merced County, California, David Murray writes.

In late January, scientists at the World Organization for Animal Health (WOAH) reported the first cases of H5N9 avian influenza in the U.S., on a duck farm in California. The latest strain isn’t ...

A new strain of bird flu, H5N9, has been detected for the first time in the United States, raising concerns about how it continues to spread.