Crows can recognize geometric patterns, suggesting that humans aren't unique in understanding shape structure.

Mathematicians’ Favorite Shapes Hold the Key to Big Mathematical Mysteries ...

A new study finds that carrion crows can recognize geometrical shapes, a skill previously seen only in humans.

What are the different types of CAD? Computer-aided design, or CAD, began in the late 1960s and early in the 1970s and was ...

Now, a new study adds basic geometry to ... They displayed six shapes on the screen, then trained the birds to peck at the outlier—the one that looked different from all the others.

A new study shows that like humans, crows can recognize geometric regularity, making them the first nonhuman animal known to ...