The global search for the most intelligent animals has become one of science’s most captivating pursuits. From jungles to oceans to treetops, researchers are continually discovering surprising new ...

If you’re planning a whimsical animal burglary, you’ll definitely want a raccoon anchoring your squad. In a bizarre 1908 study by ethologist H.B. David, raccoons were able to pick complex locks in ...

Many animals are well-known for their intelligence. Animal cognitive science has shown how octopuses are skilled problem-solvers and how chimps evolved to use tools. But give either animal a standard ...