Bulgaria reported an outbreak of highly pathogenic avian influenza among poultry, the World Organisation for Animal Health ...

Cows in California are dying at much higher rates from bird flu than in other affected states, industry and veterinary ...

Britain has increased on Thursday the risk level of bird flu to medium from low after the virus was detected in a number of ...

Another five suspected cases of bird flu were reported today in California, where six cases have already been confirmed, ...

State health officials are confirming six human cases of the H5 bird flu, with five more potential cases awaiting official ...

Concerns about bird flu — officially known as avian influenza A (H5) — continue to mount, particularly in California.

A vaccination campaign targeting ducks, the farm birds most at risk of getting and spreading bird flu, succeeded in greatly ...

Communicating about the threat that H5N1 poses is extraordinarily difficult, as the varying tones of the media coverage of ...

Health officials are sounding the alarm as new cases of bird flu are now popping up in humans and commercial dairy farms.

Latest case raises the total of infected herds in Michigan to 30, according to the state's Department of Agriculture and ...

Five more people who presumably contracted the bird flu are being tested in California's Central Valley and are pending CDC ...

Australia's government said on Sunday it would spend an extra A$95 million ($64.13 million) to protect against a destructive ...