Chadden Hunter / Cameraman Jeff Turner and Producer Chadden Hunter exposed at -40 degrees in Arctic circle in Northern Canada while filming wolves and bison hunting sequence. Taken on location for BBC Frozen Planet se...

Hugh Pearson / BBC Producer, Hugh Pearson, recording sound of Cape gannets (Morus capensis) Bird Island, off the coast of the Eastern Cape, South Africa, January

Sue Flood / Photographer Sue Flood standing next to North Pole sign surrounded by water, on a tourist trip to the North Pole July 2007

NEIL NIGHTINGALE / Producer Neil Nightingale and film crew filming David Attenborough on Ellesmere Island, Canada, presenter of BBC 'Private Life of Plants', 1994

Mark Brownlow / Mark Brownlow, producer of Freshwater programme for BBC Planet Earth series, behind ice sheet, on location at Lake Baikal, world's deepest and oldest (and largest by volume) freshwater lake, Siberia,...

HUW CORDEY / Huw Cordey, producer of Jungles episode, BBC Planet Earth series, in canopy of rainforest tree, Costa Rica, 2005.

HUW CORDEY / Huw Cordey, producer of Jungles episode, BBC Planet Earth series, up in canopy of rainforest tree, Costa Rica, 2005.

Ben Osborne / Film crew film on location in South Georgia for BBC television series Life in the Freezer ,1992. Alastair Fothergill producer (left) and presenter Sir David Attenborough

David Woodfall / Honey bee (Apis mellifera) on Sea holly (Eryngium) Wales, UK, July.

SCOTLAND: The Big Picture / Wild venison producer, Forest to Fork, selling burgers at Farmers Market. Culbokie, Ross and Cromarty, Scotland, UK.

SCOTLAND: The Big Picture / Portrait of wild venison producer standing next to sign with logo. Culbokis, Ross and Cromarty, Scotland, UK.

SCOTLAND: The Big Picture / Wild venison producer, Forest to Fork, demonstrating Quality Assurance certification for culled deer. Meat products in background. Culbokie, Ross and Cromarty, Scotland, UK.