Spiders - The Whole Story 2/13 - Go Wild

Whether small enough to fit the head of a pin, or large enough to fill a dinner plate, spiders are amazing animals. Supreme hunters of the invertebrate world, they are the most numerous predators on Earth. But, they are also nature's master craftsmen, fashioning exquisite webs of the finest silk – a natural fibre so tough that it may rank with the most advanced human innovations.