David Attenborough explains in his own inimitable way how animals from in and around the sea manage to make use of the constantly changing areas where land meets water.
This travels to the very depths of the seas, to reveal a spectacular variety of life.
David Attenborough looks at the strange creatures that live in the depths of the ocean.
Looking at the hunting skills of whales, dolphins, tuna, shark and rapier-nosed billfish.
This programme focuses on the amazingly fragile ecosystems of the world's coral reefs.
How tides create opportunities for marine life, as dolphins play a deadly game of catch.
Description: Kate Humble, Simon Reeve and Gordon Buchanan travel to the Arctic to study polar bears.; Category: Natural History; 4 episodes available.
Description: China's Chongzuo nature reserve is the last refuge for the endangered white-headed langur.; Category: Natural History; 1 episode available.
Description: The 200 million-year-old remains of an ichthyosaur found on the Jurassic Coast.; Category: Natural History; 1 episode available.
Description: David Attenborough reveals the secrets of birds' eggs from creation to hatching.; Category: Natural History; 1 episode available.
Description: Documentary series exploring remarkable biodiversity found in wetland regions.; Category: Natural History; 5 episodes available.
Description: Documentary series in which the eminent naturalist explores unusual evolutionary quirks.; Category: Natural History; 27 episodes available.
Description: Documentary following storm-chaser Josh Morgerman.; Category: Factual Entertainment; 8 episodes available.
Description: Nigel journeys through Colombia visiting major wildlife habitats from Andes to Amazon.; Category: Natural History; 4 episodes available.
Description: The ultimate portrait of the Polar regions - the last great wildernesses on the planet.; Category: Natural History; 6 episodes available.
Description: Sir David Attenborough and biologist Prof. Ben Garrod excavate a prehistoric crime scene.; Category: Natural History; 1 episode available.
Description: Sir David Attenborough chooses his favourite recordings from the natural world.; Category: Natural History; 1 episode available.
Description: Take to the skies to discover a fresh perspective of the continent.; Category: Natural History; 10 episodes available.