Martin Dohrn / Pride of fifteen Lions listening for sounds of prey animals in the night. Image taken using 'Starlight Camera' technology abnd infra red light. Serengeti NP, Ngorongoro Conservation Area, Tanzania, Ea...

Anup Shah / Herd of Wildebeest crossing river, Masai Mara GR, Kenya

Richard Du Toit / African elephants {Loxodonta africana} beside river with dark storm clouds behind, Savute Chobe NP, Botswana

Tony Heald / Wildebeest crossing the flood plain {Connochaetes taurinus} Etosha NP, Namibia

Igor Shpilenok / Kamchatka Brown bear (Ursus arctos beringianus) feeding on spawning salmon, Kronotsky River, Kamchatka, Russia.

Martin Dohrn / Panoramic of short grass plains with wildebeest and zebra grazing, Serengeti NP, Ngorongoro Conservation Area, Tanzania, East Africa

DAVID TIPLING / Black browed albatross nesting colony {Thalassarche melanophrys} Steeple Jason Island, Falklands - largest albatross colony in the world - 155,000 pairs

Richard Du Toit / Cape gannet colony {Morus capensis} Bird Is, Lamberts Bay, South Africa

DAVID TIPLING / Adelie penguins on iceberg {Pygoscelis adeliae} Paulet Island, Antarctica

DAVID TIPLING / Rock Ptarmigan {Lagopus mutus} profile walking in snow, Scottish Highlands, UK. Winter plumage

Terry Andrewartha / Polar bear mother and cub {Ursus maritimus} Hudson bay, Canada

Jeff Vanuga / Pronghorn antelope herd {Antilocapra americana} migrating through snow, Wyoming,