State officials say the highly pathogenic avian influenza – more commonly known as bird flu – is widespread in much of the ...

In the vast urban sprawl of Arizona, the habitat of the tiny western burrowing owl is being destroyed—prompting ...

The circulating bird flu has become “widespread” in Massachusetts, as officials believe the virus has killed 500 to 1,000 ...

There have not been any cases among commercial flocks in Massachusetts, said Agricultural Commissioner Ashley Randle.

He said 500 to 1,000 have been reported to the state. "We know it's much higher than that," he said. "It's the largest outbreak in terms of the number of individual birds and the geographic ...

Ohio is currently the leading state of bird flu cases within commercial ... diseases that occur only occasionally and usually ...

Officials said 500 to 1,000 wild bird deaths had been reported around the state, as well as a 30-bird flock of domestic ...

Officials said risk to humans remains low, but the state's public health veterinarian said pet cats are "very susceptible" to ...

In the U.S., bird flu is spreading rapidly on poultry and dairy farms—and data censorship could pose risks to combating it, ...