Federal authorities say it is likely being carried from farm to farm on objects like farm equipment or clothing that has ...

Reports that cows have been infected despite farmers' preventive measures indicate there are multiple routes of transmission ...

The rising incidence of bird flu in the Central Valley is raising serious concerns for public health and food safety. The ...

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

The U.S. Centers for Disease Control and Prevention says a patient has been hospitalized with a severe case of H5N1 infection ...

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

Nearly all of California’s cases of bird flu in people were due to ... the first instance of severe illness linked to the virus in the U.S. The H5N1 bird flu virus “has previously been associated with ...

The bird flu outbreak has spread to all 50 states, these maps show. Here are the symptoms and what to do if you think you ...

California has declared a state of emergency for H5N1 bird flu amid fears that the virus could jump to people and start to spread. The move comes in response to a major outbreak of the virus ...

Los Angeles County health officials have identified three more cats with presumptive H5N1; the source of the virus has not ...

The H5N1 bird-flu virus has been found in new dairy-cattle herds in Southern California. No human-to-human spread has been ...

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