Discover the abundance of life underneath the surface.
A look at marine invertebrates, including Humboldt squid, starfish and giant octopuses.
Antarctica - a land of survivors enduring the most hostile conditions on earth.
Looks at how the abundant wildlife survives some of the hardest conditions on the planet.
In the huge expanse of the oceans, ingenuity is the key to success in the mating game.
How water plants create some of the most beautiful and bizarre spectacles in nature.
Simon visits South Africa, Mozambique and Zanzibar, swimming with sharks on the way.
Steve Backshall reveals why the Bahamas has one of the largest shark populations on earth.
A whale wearing a harness triggers speculation of Russian spying activity.
A journey through earth鈥檚 frozen worlds, home to unique and remarkable wildlife.
New worlds and animal behaviours are uncovered on a journey from the equator to the poles.
Exploring Hawaii, a tropical sanctuary for any wildlife that can reach its remote shores.
Steve Backshall meets a superspeedy shark. The mako shark can reach speeds of 50kph.
This travels to the very depths of the seas, to reveal a spectacular variety of life.
Sir David Attenborough investigates a unique discovery: the skull of a giant sea monster.
David Attenborough attempts to animate the life of a 200-million-year-old ichthyosaur.
Recently uncovered Soviet whaling reports reveal a startling truth about whale numbers.
The story of the people and wildlife of the Zambezi, Africa鈥檚 wildest river.
An in-depth look at scientists鈥� groundbreaking efforts to save coral reefs.
David Attenborough reveals our wildlife, from killer whales to cheeky puffins.
A look at the riot of life and colour where two ocean currents sweep around the Cape.
How Earth's five oceans connect to form the largest ecosystem on the planet.
Exploring tropical paradises and storm-ravaged icy polar seas.
Michael starts a Pacific voyage in the Diomede Islands and visits Alaska and Russia.
David Attenborough looks at some of the 30,000 species of fish.
