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

US officials are investigating the appearance of a strain of bird flu identified in the US for the first time, a worrying ...

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

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

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

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

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

The U.S. is reporting its first confirmed outbreak of H5N9 avian flu at a California duck farm amid a global surge in its ...

U.S. authorities also detected the more common H5N1 strain on the same farm in Merced County, California, they said in a ...

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 H5N9 bird flu outbreak in California, affecting almost 119,000 ducks. Both H5N9 and ...

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