Nearly 119,000 birds have been culled at a farm in California after a bird flu called H5N9 was detected among the poultry ...

The finding indicates that the virus, known as H5N1, has spilled from birds into cows at least twice — leading to these two sets of infections — and that it could continue to do so. It also suggests ...

Researchers are reporting mass die offs of wild birds and sea mammals due to bird flu. They're tracking the deaths to better understand the virus and how it might create a greater threat to humans.

KENSOSHA, Wis. (CBS 58) -- Hundreds of dead birds are washing up on the shoreline of Lake Michigan due to bird flu, according to one leader of a Chicago-based group monitoring the situation.

Bird flu has decimated poultry flocks and infected cattle herds. The risk to humans is currently low, but that could easily ...

Public health and natural resource managers in both Illinois and Wisconsin are looking at, but have not yet confirmed, if ...

As a bird flu outbreak escalates across the US, the Trump administration has paused the release of key public health studies.

While it's tragic and alarming to see a massive die-off, it's not uncommon for birds that travel in such large populations.

Monitors with a bird tracking organization say hundreds of ducks have succumbed to bird flu along Lake Michigan.

Dozens of dead and sick birds are washing ashore on Lake Michigan beaches in Illinois and Wisconsin, suspected of having the bird flu, according to state officials.

Dozens of dead and sick birds are washing ashore on Lake Michigan beaches in Illinois and Wisconsin, suspected of having the ...