Cats are among the most feared and revered creatures on the planet. They've dominated human culture since the dawn of civilization. They are one of the most studied mammals in the world, yet only now is their real identity being understood – from their incredible hunting abilities to their unique physiology and remarkable behaviors. With nearly 40 different species thriving in almost any environment, the cat is the greatest predator since the dinosaurs. Join NATURE in an epic two-part event to journey across the globe tracking down the origins of these diverse creatures. Get an in-depth look at this unique species and the evolutionary tricks and adaptations that truly make a cat, a cat.