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

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

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.

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

According to the Centers for Disease Control and Prevention, bird flu outbreaks have impacted poultry in 51 states, while the ...

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

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 ...

Health officials have detected a new strain of bird flu, the H5N9, raising concerns about potential changes in the virus.

As egg prices continue to soar across the country, there are new concerns about bird flu as a new strain was discovered at a ...

A UC Davis veterinary professor explains how bird flu is transmitted, why it’s an “insane outbreak” and the worst-case ...