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

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

The virus in the first severe human bird flu case in the U.S. was found to have mutated. Follow Newsweek's live blog for ...

An animal sanctuary in Washington is under quarantine after 20 big cats died amid a bird flu outbreak, the Wild Felid ...

Though cases of infection are rare, cats seem especially susceptible to the bird flu virus, or Type A H5N1. Even before the ...

A big cat sanctuary in Washington has suffered "significant losses" among the animals in its care after what it said was an ...

A devastating bird flu outbreak has killed 20 big cats at the Wild Felid Advocacy Center of Washington, a nonprofit an ...

Bird flu has taken a terrible toll at the Wild Felid Advocacy Center, a sanctuary for wildcats and their hybrids on Harstine ...

B ird flu has killed 20 big cats at the Wild Felid Advocacy Center in Washington state. The devastation has claimed half of ...

Nearly two dozen big cats died after bird flu swept through the sanctuary where they lived. The Wild Felid Advocacy Center ...

The sanctuary in Washington state said it was working with officials to determine the cause of the outbreak, which has killed ...

Bird flu has been detected on farms in at least 16 states, with hundreds of herds now under quarantine. In Washington state, ...