Add Yahoo as a preferred source to see more of our stories on Google. A new study has challenged assumptions about livestock intelligence by documenting the first known instance of a cow using tools.

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 video game in which participants herded virtual cattle has furthered our understanding of how humans make decisions on movement and navigation, and it could help us not only interact more ...