The National Aviary on the North Side is getting into the festive spirit, starting the day after Thanksgiving with its new ...

Researchers specifically studied four populations of southern emu-wren for their territory defense abilities when exposed to ...

A Spanish quail flies 1,430 miles to Berlin in just a few days, revealing surprising migratory routes according to new GPS ...

A hummingbird’s heart beats over 1,200 times per minute, while the great egret hunts with precision unmatched in shallow ...