A version of the avian influenza virus different from the one rampaging through herds since last spring has been detected in ...

At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state ...

Researchers have a new hope for preventing severe illness from the bird flu after finding a groundbreaking antibody treatment ...

Dairy cattle in Nevada have been infected with a new type of bird flu that's different from the version that has spread in ...

A second type of bird flu has been found in U.S. dairy cows for the first time, the U.S. Department of Agriculture (USDA) ...

Dairy cows in Nevada have been infected with a new strain of bird flu, marking the second strain detected in herds since ...

Bird flu, also known as H5N1, continues to spread among U.S. livestock, driving up egg prices and worrying public health ...

The United States is seeing a second peak in flu cases this season. After doctor’s office visits for flu dipped early this ...

The finding indicates that the virus, known as H5N1, has spilled from birds into cows at least twice — leading to these two ...

What you need to know about bird flu. Public health experts are closely watching avian influenza, which has affected chickens ...

The highly contagious bird flu has hit Montgomery County, Maryland, where officials say a backyard flock of chickens tested ...