Intelligence isn’t unique to humans — as the 15 videos of animals solving problems below are about to show you. The animal kingdom is packed with creatures that can solve complex puzzles, use tools, ...

A wolf was filmed pulling bait out of a submerged crab trap — with some experts howling with glee that it could be the first documented evidence of the beasts using tools. The female wolf was recently ...

A Swiss Brown cow has been shown to use tools flexibly and deliberately, challenging long-standing assumptions about the cognitive limits of livestock. In 1982, cartoonist Gary Larson introduced ...