Scientists tested crows on their ability to recognize “geometric regularity,” a skill previously assumed to be unique to ...

Imagine a bird so clever it crafts its own tools, a feathered genius whose very existence teeters on the edge of extinction.

Florida named the mockingbird its state bird back in 1927, when the state was much more agricultural and less populated on the coasts. It may not be quite as representative of today's bustling, modern ...