A new strain of bird flu has been detected in US dairy cattle, raising concerns about its potential transmission and impact ...

Dairy cows in Nevada have been infected with a new strain of bird flu virus different from the one circulating in other herds ...

A shift in the H5N1 virus has allowed it to spread more easily from birds to cows, raising concerns about its evolution.

Experts said this raises news questions about wider spread and the difficulty of controlling infections in animals and the ...

The new H5N1 version, known as D1.1, was found in dairy cattle in Nevada and is different than the B3.13 type that has spread ...

The strain of bird flu is distinct from what has previously been found in dairy cattle. The finding raises some worrying ...

Two rare bird flu strains have emerged since late January, prompting public health concerns during a freeze on federal health communications.

Bird flu is continuing to spread across the United States, infecting wild birds and backyard poultry. It's causing egg prices ...

A new strain of bird flu has infected dairy cows in Nevada, marking the second time the virus has jumped from birds t ...

A variant of the H5N1 bird flu has now infected dairy cattle in Nevada, according to reports from the United States ...