The last in David Attenborough's pioneering 'Life' series sees him exploring the fascinating lives of reptiles and amphibians that have roamed the planet for millions of years. Using the very latest in filming technology from the BBC's world-renowned Natural History Unit, David reveals the surprising and intimate lives of the cold-blooded reptiles and amphibians, discovering the secret of their success. From the largest and most dangerous reptiles on Earth demonstrating tender and sensual courtship, to tortoises and horned chameleons jousting dramatically, flashing anolis lizards and waving jacky dragons, the team capture previously unseen behaviour bringing their unknown lives to the screen as never before.