A California duck farm made headlines this week after the World Organization of Animal Health published a report by U.S.

The first outbreak of H5N9 bird flu in poultry has been reported in California on a duck farm leading to the culling of ...

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

The newly reported H5N9 strain was found Monday at a duck farm in Merced County, California, according to the World ...

This week, the World Organization for Animal Health reported that it had been notified by the USDA that a November outbreak ...

H5N9 and H5N1 are two strains of bird flu that have recently sparked concern, especially after a significant outbreak at a ...

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

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

Bird flu infections around the U.S. have forced mass cullings and resulted in the deaths of zoo animals and pets ...

H5N9 is a rare subtype of the influenza A virus that can cause highly pathogenic avian influenza (HPAI), also known as bird ...

The United States has confirmed its first case of highly pathogenic H5N9 avian influenza in poultry, following an outbreak at ...

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.