Discover the abundance of life underneath the surface.
Antarctica - a land of survivors enduring the most hostile conditions on earth.
This travels to the very depths of the seas, to reveal a spectacular variety of life.
New worlds and animal behaviours are uncovered on a journey from the equator to the poles.
Sir David Attenborough investigates a unique discovery: the skull of a giant sea monster.
Simon visits South Africa, Mozambique and Zanzibar, swimming with sharks on the way.
Exploring Hawaii, a tropical sanctuary for any wildlife that can reach its remote shores.
David Attenborough attempts to animate the life of a 200-million-year-old ichthyosaur.
New spy creatures reveal an ocean full of intelligence with startling ways of thinking.
Documentary that reveals the strange forms of life that thrive in the Southern Ocean.
A look at marine invertebrates, including Humboldt squid, starfish and giant octopuses.
Looks at how the abundant wildlife survives some of the hardest conditions on the planet.
A look at the riot of life and colour where two ocean currents sweep around the Cape.
In the huge expanse of the oceans, ingenuity is the key to success in the mating game.
How Earth's five oceans connect to form the largest ecosystem on the planet.
The animals and people of the Gulf Stream, a current that crosses the North Atlantic.
Exploring tropical paradises and storm-ravaged icy polar seas.
David Attenborough reveals our wildlife, from killer whales to cheeky puffins.
A journey through earth鈥檚 frozen worlds, home to unique and remarkable wildlife.
Steve Backshall reveals why the Bahamas has one of the largest shark populations on earth.
Michael starts a Pacific voyage in the Diomede Islands and visits Alaska and Russia.
How water plants create some of the most beautiful and bizarre spectacles in nature.
David Attenborough looks at some of the 30,000 species of fish.
Steve Backshall meets a superspeedy shark. The mako shark can reach speeds of 50kph.
