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

Hundreds of red-breasted mergansers have been affected by a bird flu outbreak on Chicago's Lake Michigan shoreline, raising ...

The Milwaukee County Zoo has closed its Herb and Nada Mahler Family Aviary as a precautionary measure against avian influenza ...

In March 2022, the zoo closed the aviary for a few months due to an avian flu outbreak, at that time on the recommendation of ...

Stunning satellite imagery reveals the aftermath of a deep freeze in Chicago, showcasing ice formations on Lake Michigan and ...

Hundreds of red-breasted mergansers have been found either dead or sick over the past few days along Lake Michigan in Chicago ...

Hundreds of dead or sick red-breasted mergansers have been found along Lake Michigan, sparking bird flu concerns.

Monitors with an area bird tracking organization say that they've determined that a number of ducks have succumbed to bird flu​ along Lake Michigan.

In recent years, the Chicago River itself has undergone a renaissance, from a lifeless industrial waterway into a vibrant ...

Over the weekend and early Monday morning, a large number of dead birds were seen washed up on numerous beaches along Lake Michigan in Chicago.