The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a newer variant of the H5N1 virus. That variant is called H5N1 D1.1, the USDA ...

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 ...

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.

And now, there’s been a reported outbreak in the U.S. of another strain of avian influenza, H5N9. This H5N9 outbreak occurred on a duck farm in Merced, California, and has been reported to the ...

A new strain of H5N9 bird flu was detected at a commercial duck operation in California's Merced County. All the ducks were euthanized.

On Monday, the U.S. reported an outbreak of bird flu called H5N9 that is different from the H5N1 strain that is currently surging across the country. The outbreak occurred in a flock of commercial ...

A recent bird flu outbreak at a California duck farm has raised concerns, with the highly pathogenic strain H5N9 discovered among sick birds. This incident, reported by U.S. authorities through ...

A new strain of bird flu has been detected on a duck farm in California. The World Organisation for Animal Health reported the outbreak of the new strain, H5N9, earlier this week.

First U.S. detection of virulent H5N9 strain, at a California duck farm, draws scrutiny as evidence of genetic reassortment that could trigger human outbreaks.

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

On Jan. 28 and 29 the Journal Sentinel had not one, not two, but three articles in the business section explaining the price of eggs (“US reports first outbreak of H5N9 bird flu in poultry,” “Grocers ...

A California duck farm made headlines this week after the World Organization of Animal Health published a report by U.S. authorities that a strain of bird flu that scientists call H5N9 had been ...