Heike Odermatt / Glacial crevasse of coastal glacier, Kross Fjord, Spitsbergen, Svalbard, Norway

Theo Allofs / Walrus (Odobenus rosmarus) at surface, Svalbard, Norway

Heike Odermatt / Glacial crevasse of coastal glacier, Krossfjorden, Spitsbergen, Svalbard, Norway

Kevin Schafer / Lung Lichen (Lobaria pulmonaria), Nordfjord, Norway

Jasper Doest / Svalbard Reindeer (Rangifer tarandus platyrhynchus) laying on the tundra in snowfall, Svalbard, Norway

Jasper Doest / Svalbard Reindeer (Rangifer tarandus platyrhynchus) laying on the tundra, Svalbard, Norway

Winfried Wisniewski / White-tailed Eagle (Haliaeetus albicilla) flying with fish in its claws, Flatanger, Norway

Jasper Doest / Mountain Avens (Dryas octopetala) flowering in tundra landscape with two Svalbard Reindeer (Rangifer tarandus platyrhynchus), Svalbard, Norway

Jasper Doest / Northern Hawk Owl (Surnia ulula) imprint in the snow, Norway

Konrad Wothe / Whitlow Grass (Draba sp) flowers, Spitsbergen, Norway

Konrad Wothe / Monaco Glacier, Liefdefjorden, Spitsbergen, Norway

Konrad Wothe / Monaco Glacier, Liefdefjorden, Spitsbergen, Norway

Winfried Wisniewski / White-tailed Eagle (Haliaeetus albicilla) striking for fish at sunset, Norway

Winfried Wisniewski / White-tailed Eagle (Haliaeetus albicilla) flying, Norway

Colin Monteath / Mountain range and glacier in the spring, Svalbard, Norway

Ingo Arndt / Herring Gull (Larus argentatus) flying, Norway

Ingo Arndt / Herring Gull (Larus argentatus) flying, Norway

Ingo Arndt / Whooper Swan (Cygnus cygnus) group feeding in marsh, Norway

Ingo Arndt / White-tailed Eagle (Haliaeetus albicilla) flying, Norway

Ingo Arndt / White-tailed Eagle (Haliaeetus albicilla) flying, Norway

Ingo Arndt / White-tailed Eagle (Haliaeetus albicilla) flying, Norway

Ingo Arndt / Norway Spruce (Picea abies) tree, with numerous cones, Flatanger, Norway

Ingo Arndt / Juniper (Juniperus communis) and lichen, autumn detail, Dovrefjell National Park, Norway

Ingo Arndt / White-tailed Eagle (Haliaeetus albicilla) diving, Norway

Ingo Arndt / White-tailed Eagle (Haliaeetus albicilla) flying, Norway

Ingo Arndt / White-tailed Eagle (Haliaeetus albicilla) flying, Norway

Ingo Arndt / White-tailed Eagle (Haliaeetus albicilla) flying, Norway

Ingo Arndt / White-tailed Eagle (Haliaeetus albicilla) flying, Norway

Ingo Arndt / White-tailed Eagle (Haliaeetus albicilla) flying, Norway

Jim Brandenburg / Pine (Pinus sp) tree in snowy landscape, Norway

Tui De Roy / Norwegian fjord, small farming community along narrow coastal waterway, Seven Sisters mountain range of glacier sculpted granite, Norway

Tui De Roy / Traditional air-drying of winter Cod, a method unchanged since Viking times, Reine, Lofoten Island, Norway

Mark Moffett / Tarantula (Theraposidae) shown to Stanford professor and arachnophobia expert, C Barr Taylor, by Dr Gunnar Gotestam while a pet scanner records his fear response, Norway

Heike Odermatt / Glacial crevasse of coastal glacier, Kross Fjord, Spitsbergen, Svalbard, Norway

Jami Tarris / Mountains and glacier, Svalbard, Norway

Jami Tarris / Frozen waterfall, Svalbard, Norway

Jami Tarris / Frozen waterfall, Svalbard, Norway

Jami Tarris / Water ripples, Spitsbergen, Svalbard, Norway

Kevin Schafer / Moss and dewy leaf, Nordfjord, Norway

Jasper Doest / Polar bear warning sign, Svalbard, Norway

Heike Odermatt / Tree covered with snow, Norway

Ingo Arndt / Autumn colors with first snow, Dovrefjell National Park, Norway

Flip Nicklin / Small whaling ship in fjord, Lofoten Island, Norway

Tui De Roy / Norwegian fjord, glacial carved granite, Trollfjorden, Lofoten Island, Norway

Tui De Roy / Norwegian fjord, glacial carved granite, Trollfjorden, Lofoten Island, Norway