Oak Creek resident Aaron Johnson shoveled out the shape of a giant camera on top of a frozen pond near his home on Feb. 15.

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.

According to the National Oceanic and Atmospheric Administration, steam fog forms as cold air moves over warm water. Water evaporates and immediately condenses in the cold air above. Heat from the ...