Classification

5: Armoured Giants | Life in Cold Blood

David Attenborough meets the reptile heavyweights, showing what it's like to live in a suit of armour, and revealing a warm and carin...

4: Sophisticated Serpents | Life in Cold Blood

David Attenborough reveals the fascinating lives of snakes. A CCTV stakeout of wild rattlesnakes hunting shows what sophistica...

3: Dragons of the Dry | Life in Cold Blood

David Attenborough reveals the surprising truth about the cold-blooded lives of reptiles and amphibians, including wrestling beade...

2: Land Invaders | Life in Cold Blood

David Attenborough reveals the bizarre adaptations which have helped amphibians break their ties with water as he meets marsupial frogs...

1: The Cold Blooded Truth | Life in Cold Blood

David Attenborough reveals the surprising truth about the cold-blooded lives of reptiles and amphibians.

Food chains

Lizard Heaters | Life in Cold Blood

Wall lizards take advantage of foul-smelling dead-horse arums.

Safety in numbers | Life

A clan of hyenas work together to protect themselves from lions.

Piling on pounds | Life

Brown bears take advantage of a salmon run to fatten up for the winter.

Fantastic fishing | Life

The greater bull dog bat is a fine mammal, and a fisherman.

11: The Hunters and the Hunted | Life On Earth

David Attenborough explores the eternal duel between the hunters and the hunted - one of the driving forces of evolution.

2: The Lion in Your Lap | Cat Watch 2014: The New Horizon Experiment

Liz Bonnin and a team of experts conduct a groundbreaking scientific study of cats. Discover how pet cat...