The new study is more evidence that the official U.S. tally of confirmed human bird flu infections — 68 in the last year — is likely a significant undercount, said Dr. Gregory Gray, an infectious ...

The U.S. bird flu outbreak claimed more than 20 million egg-laying chickens in the United States in just the last three ...

This week, for the first time in Ohio history, a man living a little more than an hour northwest of Dayton tested positive for bird flu.

Now that the cattle, poultry, and animals in the wild in India at several places have been confirmed to have caught the H5N1 ...

A new study shows that bird flu has silently spread from animals to some veterinarians and the Denver health department ...

Egg farms have invested millions into biosecurity, but their efforts have not been enough to contain an outbreak that began ...

A case of bird flu in a wild goose was detected this week in Boulder County, officials said, adding the detection was a good ...