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

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

California's bird flu crisis worsens with new cases in Stanislaus and Los Angeles counties. The virus has impacted 659 dairy ...

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

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 ...

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

Pet food company Northwest Naturals is recalling a batch of its raw turkey pet food after a cat died from bird flu linked to ...

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 ...

Tiny genetic alterations could help the bird flu virus enter cells in the upper respiratory tract, the C.D.C. said. But there ...

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 ...