Kathryn Jeffs / The 'Golden Fleece' (base ship for BBC film crew) passing up the coast of the Antarctic Peninsula, Antarctica, January 2009, Taken on location for BBC Frozen Planet series

Jeff Wilson / Pyramid of sea ice catching the first rays of the returning sun in the high Arctic, Svalbard, Spitsbergen, Norway, February 2009. Taken on location for the BBC series, Frozen Planet.

Jeff Wilson / Pyramid of sea ice catching the first rays of the returning sun in the high Arctic, Svalbard, Spitsbergen, Norway, February 2009. Taken on location for the BBC series, Frozen Planet.

Jeff Wilson / Pyramid of sea ice catching the first rays of the returning sun in the high Arctic, Svalbard, Spitsbergen, Norway, February 2009. Taken on location for the BBC series, Frozen Planet.

Chadden Hunter / Dallol hot springs where water heated by magma laden with potassium, sulphur and iron spews up through salt pans staining the salt deposits with vivid colours, in the bottom of the Rift Valley, 120 me...

Georgette Douwma / Shoal of Bohar / Twinspot snapper {Lutjanus bohar} Ras Mohammed, Red Sea, Egypt

Sue Flood / Humpback whale mother pushing her calf up to the surface (Megaptera novaeangliae), Kingdom of Tonga, South Pacific. 2005

Sue Flood / Scenic over coral reef, Kingdom of Tonga, South Pacific. 2005

Doug Allan / Inuit hunter cuts up dead Narwhal {Monodon monoceros} Arctic Bay, Canadian Arctic

Doug Allan / Emperor penguins diving {Aptenodytes forsteri} Antarctica. Emperor penguins are the bird diving champions and can acheive a depth of 500m. Humans can only descend 150m before the water pressure collap...

Ben Osborne / Olive ridley turtle emerging from sea at dusk. Costa Rica {Lepidochelys olivacea}

Martha Holmes / Emperor penguin flying out of water {Aptenodytes forsteri} Cape Washington, Antarctica. NOT AVAILABLE FOR NORTH AMERICAN GREETINGS CARDS UNTIL 11/01/18