As the name indicates, the most common type of crow in the U.S. is the American crow, Corvus brachyrhynchos. They can be found in open fields and woodlands across the U.S. and southern Canada. They ...

Math isn't just a human thing. All kinds of animals, from African grey parrots to chimpanzees, are thought to have some kind of mathematical ability, but it can be hard to test. Now, a new study finds ...

Fly beyond the bad rap this wicked smart bird has endured for centuries. Crows have strong family values. Relationships are maintained, and individuals can join up with each other years later. Fotolia ...

A recent study showed that carrion crows could be trained to use tools, suggesting flexibility in this intelligent behavior.

Squares, triangles, circles - these geometric shapes appear everywhere in art and architecture going back all through human history. Geometric regularity seems to be something that the human brain is ...