In 1982, cartoonist Gary Larson published a now-iconic "Far Side" comic titled "Cow Tools." In it, a cow stands proudly ...

The old Swiss Brown cow has astonished scientists in Austria with her broom, which she uses as a multi-purpose tool.

Learn how researchers tested a cow’s behavior and what her tool use reveals about animal intelligence.

Many animals have been studied and observed to have an incredible capacity for intelligence. Some of the most commonly cited examples of animal intelligence come from animals including primates, ...

A pet cow in Austria named Veronika picks up sticks with her mouth and uses them to scratch herself—which a team at ...