Amphibians and reptiles ruled the world for nearly 200 million years, and today there are well over 14,000 species. Ranging from some of the largest, most deadly creatures on Earth to the smallest and strangest, these are some of the most fascinating and dramatic animals on the planet. Looks at parental and breeding behavior, as well as adaptability. A magnificent overview of life on the planet Earth.

Special features: 10 minute behind the scenes featurette for each episode. Title from container.

Episode 1: The cold blooded truth -- Episode 2: Land invaders: amphibians -- Episode 3: Dragons of the dry: lizards -- Episode 4: Sophisticated serpents: snakes -- Episode 5: Armoured giants.