A study of 203 birds across 15 passerine species found that birds better at solving physical puzzles were more innovative in ...

Many animals, including crows, chimps, orangutans, and octopuses, have mastered what we once thought was a humans-only trick: using tools. A lot of research on the subject has focused on how animals ...

Animal training can teach carrion crows to use a stick tool to retrieve food. With increasing practice, they not only demonstrate great skill and achieve their objective in a few steps, they also ...