The bird flu virus found in a severely ill patient hospitalized in the United States has mutated to become better adapted to ...

The virus has spread among dairy cattle, humans and other mammals. But officials say the current public health risk is low.

Vermont officials reported an H5N1 bird flu outbreak in a backyard flock, leading to the culling of affected birds.

The CDC has confirmed a total of 66 human cases of bird flu across the United States as of Friday, although the number is ...

Genetic analysis suggests the bird flu virus has the capacity to mutate in ways that could make it more transmissible to ...

Northwest Naturals says a batch of Feline Turkey Recipe tested positive for bird flu. One cat has died in connection with the ...

A backyard flock in Vermont was sickened with H5N1, agricultural officials said on Thursday, following other reports of bird ...

The bird flu virus found in a severely ill patient hospitalized in the US has mutated to become better adapted to human ...

The agency, in its latest update released Thursday, said the mutations were not found in samples taken from wild birds, ...

The ongoing spread of bird flu in the United States has alarmed experts -- not just because of human cases causing severe ...

Samples from a hospitalized patient in Louisiana show changes that could make the H5N1 virus spread more easily between ...

In Oregon, health officials reported a house cat contracted H5N1 after eating Northwest Naturals raw and frozen pet food. The ...