Intelligence 2022 Nature In households across the world, pets are at the heart of family life. They share our homes, but how well do we really know them? In this series we'll dig deep into our pets' inner lives to discover the secrets they've kept hidden until now. From spectacular feats of communication to extreme athleticism, extraordinary intelligence and incredible super senses. We'll meet remarkable pets from across the globe whose owners have harnessed their hidden skills and shared them with the world and will use groundbreaking technology to reveal how amazing their brains and bodies really are. In the first episode, a base-jumping border collie, a bopping cockatoo, and racing rats show that animal intelligence can get a big boost in the right enriched environment.