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 it mutates, the bird flu has seemingly been able to infect other bird species, pets, other kinds of animals and, on rare ...

A conservation group in Chicago says hundreds of red-breasted mergansers, a species of diving duck that typically winters in ...

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

Challenging on the wing, widely distributed, and excellent on the table, the canvasback is the paragon of diving ducks, just as the mallard symbolizes the dabblers. Today, the canvasback is ...

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.

Sea ducks are species that mostly winter on oceans, favor cold deep waters and can dive to great depths to capture food. Their ranks include eiders, goldeneyes, mergansers, scoters and the long ...