As the H5N1 bird flu virus continues to spread among animals, the discovery of infected rats in Riverside County provides ...

We’re more concerned even than usual, because this bird flu already has developed the genetic capacity to get into a number ...

Two cats that belonged to Michigan dairy workers exposed to bird flu died after being infected with the virus. But it's not ...

A woman is hospitalized in Wyoming with H5N1 bird flu, likely the result of handling infected birds in a backyard flock, ...

The Highly Pathogenic avian influenza virus is a highly contagious disease that spreads among birds and other animals.

Arizona agricultural officials say they now have the first detection of H5N1 avian influenza in milk produced by a dairy herd ...

A new study suggests that windborne transmission could be partially to blame for the spread of bird flu between farms.

H5N1 bird flu is branching out. New data from the Centers for Disease Control and Prevention indicates that a second type of ...

Until last week, all bird flu in dairy herds had been identified as the B3.13 variant, which was believed to have come from ...

Three veterinarians who work with cows have tested positive for prior infections of H5 bird flu, according to a study ...

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 ...

Nevada just confirmed its first human case of avian flu from infected cattle. Nevada’s first case was found in Churchill ...