An Oregon house cat died after eating pet food that tested positive for bird flu, Oregon authorities said, prompting a recall of raw frozen pet food that was sold nationwide.

SACRAMENTO, the United States -- California's battle against avian influenza A (H5N1) intensified amid spreading infections ...

The Oregon Health Authority and local officials are monitoring household members who had contact with the cat for flu symptoms.

The virus's impact extends far beyond farms. Across North America, it has caused deaths among wild animals in startling ...

The Centers for Disease Control and Prevention is taking action to reduce the risk of the bird flu, especially among farmworkers. "Year in and year out, People who live in rural communities tend to ...

Health officials last week confirmed the first severe case of bird flu in the U.S., causing a spike in online searches for symptoms of the virus. There have been more than 60 bird flu infections in ...

Every week or so, scientists issue another warning that the H5N1 bird flu is inching closer to exploding into a pandemic.

Northwest Naturals issued a voluntary recall for a batch of pet food after a cat died of bird flu in Oregon, officials said.