In a stark acknowledgment of the increasing seriousness of bird flu’s spread, Gov. Gavin Newsom of California declared on ...

California declared a state of emergency this week over the spread of bird flu in the state as the virus continues to be ...

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

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

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

Federal disease trackers reported Tuesday that the first child diagnosed with bird ... in the California child showed it to be “very similar” to H5N1 virus detected in dairy cattle.

Health officials have confirmed the first known severe illness in the U.S. caused by bird flu, and California’s governor on ...

In our news wrap Wednesday, California declared a state of emergency over a bird flu outbreak among dairy cattle, Russian authorities detained a suspect in the killing of a senior general in Moscow, ...

cattle and poultry in California but it's not clear how the child was exposed.In an alert to health-care providers last week, the California Department of Health said doctors should consider bird ...