On Wednesday, Wisconsin officials said a person who came into contact with sick animals at a commercial poultry facility may ...

After Gov. Gavin Newsom last week declared an emergency stemming from bird flu’s spread in dairy herds, local public health ...

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 ...

A new mutation and the first severe case of H5N1 bird flu discovered in a human in Louisiana has raised concern among some ...

The Stanislaus and San Joaquin County sheriff's offices said they were aware of the reports, but that none have been credible ...

California officials have declared a state of emergency over the spread of bird flu, which is tearing through dairy cows in ...

California Gov. Gavin Newsom declared a state of emergency Wednesday to combat bird flu, which has spread to more than a quarter of all the state's dairies in the last month and infected 34 state ...

Millions of egg-laying flocks in California have been lost to the bird flu this year. It comes as the cost of eggs rose in ...

A Louisiana woman with the first severe case of bird flu in the US had a mutated form of the disease that may make it more ...

Northwest Naturals is recalling a line of its pet food after authorities Oregon linked the death of a cat to a batch ...

There are 61 confirmed human cases of bird flu in people in the U.S., according to the Centers for Disease Control and Prevention. More than half of the human cases are in California. Bird flu is a ...

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