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

The Milwaukee County Zoo has closed its aviary for the "foreseeable future" in an attempt to protect its birds from the bird ...

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

Avian influenza, also known as bird flu, has been detected in Canada geese in Jefferson County — now one of 10 Kentucky ...

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

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

This virus has infected chickens, cattle, and people and caused egg prices to skyrocket. How worried should you be?A farmer standing among her chickens at a farm in California.By Kevin Loria, ...

The strain of bird flu is distinct from what has previously been found in dairy cattle. The finding means the virus has again ...

Researchers are reporting mass die offs of wild birds and sea mammals due to bird flu. They're tracking the deaths to better understand the virus and how it might create a greater threat to humans.

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 ...