The Milwaukee County Zoo has closed its Herb and Nada Mahler Family Aviary as a precautionary measure against avian influenza risks, the zoo announced on ...

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

As a precautionary measure, the Herb & Nada Mahler Family Aviary at the Milwaukee County Zoo is now closed for the ...

In an announcement, the zoo said the closure "is out of an abundance of caution meant to protect our avian population from ...

Afternoon Edition Know your city better. Today’s most important Chicago news, straight to your inbox – delivered weekday ...

This story first appeared in The Record North Shore, an independent nonprofit newsroom that covers six suburbs north of Evanston. More than ...

A version of the H5N1 virus that has killed one person and severely sickened another has been detected in milk samples ...

Dairy cattle in Nevada have been infected with a new type of bird flu that’s different from the version that has spread in ...

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 ...

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.