The complete second BBC Radio 4 series written and presented by Sir David Attenborough, featuring all 20 episodes about some of the strangest insects and creatures from around the world. One of the nation's most popular presenters examines 20 marvels of the natural world from his extraordinary and pioneering experiences. How did Sir David track down a giant earthworm? Why does he respect rats? What was the first bribe in nature? Why do well known foods often have two names? Download and start listening now!