Doug Allan / Aerial view of sea ice melting, creating patterns over spring sea surface, Lancaster sound, Canadian Arctic

Doug Allan / White / Beluga Whales {Delphinapterus leucas} Lancaster Sound, Canada

Doug Allan / Portrait of Ringed seal {Phoca hispida} Lancaster Sound, Canada

Doug Allan / Ringed seal at surface hole in ice {Phoca hispida} Lancaster Sound, Canadian Arctic

Flip Nicklin / Sea anemones, Admiralty Inlet, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Sea Star, Anemones and Coralline Algae living 40 feet below the water surface, Admiralty Inlet, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Jellyfish, Admiralty Inlet, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale, group swimming along ice edge, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale portrait at 200 feet underwater, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Narwhal (Monodon monoceros) males, Lancaster Sound, Baffin Island, Canada

Doug Allan / Aerial view of Narwhal group migrating {Monodon monoceros} Lancaster Sound Canadian Arctic

Doug Allan / White (Beluga) whales, Lancaster Sound, Canadian Arctic

Doug Allan / Doug Allan filming under sea ice in Lancaster Sound, Arctic Canada

Doug Allan / Common guillemots diving underwater, Canadian arctic, Lancaster Sound

Doug Allan / Common guillemots diving underwater (Uria aalge) Lancaster Sound, Canadian arctic

Ingo Arndt / Lancaster's Treefrog (Isthmohyla lancasteri) on leaf, Costa Rica

Eric Baccega / A pod of Beluga Whale (Delphinapterus leucas) swimming at the sea surface during spring migration. Baffin Island, Lancaster sound, Nunavut, Canada, June.

Eric Baccega / Beluga / White Whales (Delphinapterus leucas) swimming at the sea surface during spring migration. Baffin Island, Lancaster sound, Nunavut, Canada, June.

Eric Baccega / Three Beluga / White Whale (Delphinapterus leucas) swimming at the sea surface during spring migration. Baffin Island, Lancaster sound, Nunavut, Canada, June.

Eric Baccega / Beluga / White Whales (Delphinapterus leucas) swimming at the sea surface during spring migration. Baffin Island, Lancaster sound, Nunavut, Canada, June.

Eric Baccega / Beluga / White Whales (Delphinapterus leucas) swimming at the sea surface during spring migration. Baffin Island, Lancaster sound, Nunavut, Canada, June.

Jerry Monkman / The Mount Orne covered bridge spanning the Connecticut River between Lunenburg, Vermont and Lancaster, New Hampshire, USA. August 2007

Jerry Monkman / The Mount Orne covered bridge spanning the Connecticut River between Lunenburg, Vermont and Lancaster, New Hampshire, USA. sunrise, August 2007

Sue Flood / Aerial view of Beluga whales (Delphinapterus leucas) Lancaster Sound, Nunavut, Canadian high Arctic, June

Sue Flood / Dead Polar bear (Ursus maritimus) which has starved to death, Lancaster Sound, Nunavut, Canadian high Arctic

Sue Flood / Inuit women in traditional caribou clothing and sealskin boots / kamiks, Lancaster Sound, Nunavut, Canadian high Arctic, March 2004

Sue Flood / Ice floes seen from helicopter, Lancaster Sound, Canadian Arctic, June 2000

Doug Allan / Cameraman, Doug Allan, filming on Prince Leopold Island, Lancaster Sound, Nunavut, Canada, May 1995

Doug Allan / Sue Flood on sea ice during filming for the BBC tv series Blue Planet, Lancaster Sound, Canadian high Arctic

Doug Allan / Camping on location on sea ice during filming for BBC series The Blue Planet, Lancaster Sound, Canadian high Arctic, early July 2004

Doug Allan / Aerial view of Beluga whales (Delphinapterus leucas) travelling up lead, Lancaster Sound, Nunavut, Canadian high Arctic

Doug Allan / Inuit hunters with body of unborn Beluga (Delphinapterus leucas) calf and mother that they have hunted, Lancaster Sound, Nunavut, Canadian high Arctic, June 2004

Shattil & Rozinski / California poppy {Eschscholzia californica} flowers in wildflower meadow, Lancaster, California, USA 1995

David Welling / California Poppy, Lancaster, USA (Eschscholzia californica) California.

Doug Allan / Doug Allan filming under sea ice in Lancaster Sound, Arctic Canada

Doug Allan / Common murres / guillemots (Uria aalge) in flight, Lancaster Sound, Canadian Arctic

Doug Allan / Midnight sun over Spring pack ice, Lancaster Sound, Canadian Arctic, Canada

Doug Allan / Inuit sledge being pulled by huskies, Lancaster Sound, Canadian Arctic

Doug Allan / Aerial view of sea ice breaking up in late spring, Lancaster Sound, Canadian Arctic

Doug Allan / Ice floe edge in spring, Lancaster sound, Canadian Arctic

Doug Allan / Icebreaker MV Arctic in Lancaster Sound, Canadian Arctic

Doug Allan / Inuit with hunted male Narwhal {Monodon monoceros} Lancaster Bay, Canadian Arctic

Doug Allan / Low spring sun over breaking pack ice, Lancaster Sound, Canadian Arctic

Doug Allan / Low spring sun over breaking pack ice, Lancaster Sound, Canadian Arctic

Sue Flood / Person standing next to pressure ridge in ice, winter, Lancaster Sound, Nunavut, Northwest Territories, Canadian Arctic

Martha Holmes / Inuit dragging recently shot Ringed seal (Phoca hispida) on ice, Spring, Lancaster Sound, Canadian Arctic 1995

Doug Allan / Husky dog sleeping after blizzard, Lancaster Sound, Canadian Arctic

Doug Allan / Seabird breeding cliffs of Leopold Island, Lancaster Sound, Canadian Arctic

Doug Allan / Husky doy team at campsite on sea ice, Lancaster Sound, Canadian Arctic

Doug Allan / Aerial view of sea ice breaking up in late Spring, Lancaster Sound, Canada Arctic

Doug Allan / Sunset light on the sea ice, Lancaster Sound, Canadian Arctic

Doug Allan / Aerial view of sea ice breaking up in late spring, Lancaster Sound, Canadian Arctic

Doug Allan / Aerial view of sea ice breaking up in late Spring, Lancaster Sound, Canada Arctic

Doug Allan / Aerial view of sea ice breaking up in late Spring, Lancaster Sound, Canada Arctic

Doug Allan / Beluga whales / White whales (Delphinapterus leucas) feeding on a school of Arctic cod, Radstock Bay, Lancaster Sound, Canadian Arctic

Doug Allan / Narwhal group migrating {Monodon monoceros} Lancaster Sound, Canadian Arctic

Doug Allan / White (Beluga) Whales underwater {Delphinapterus leucas} Lancaster Sound,

Doug Allan / White (Beluga) Whales underwater {Delphinapterus leucas} Lancaster Sound,

Doug Allan / White (Beluga) Whales underwater {Delphinapterus leucas} Lancaster Sound,

Doug Allan / Inuit taking flesh off hunted Narwhal, Lancaster Bay, Canadian Arctic

Doug Allan / White / Beluga whales underwater {Delphinapterus leucas} Lancaster Sound, Canada.

Flip Nicklin / Beluga (Delphinapterus leucas) pod, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale pod with calves, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale pod underwater, Lancaster Sound, Nunavut, Canada

Michael & Patricia Fogden / Lancaster's Treefrog (Isthmohyla lancasteri) portrait on leaf, cloud forest, Costa Rica

Flip Nicklin / Beluga (Delphinapterus leucas) harassing Bowhead Whale (Balaena mysticetus), Lancaster Sound, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) harassing Bowhead Whale (Balaena mysticetus), Lancaster Sound, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale stranded at low tide, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale, spouting, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) curious group, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale, curious pod at 200 foot depth, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) pod underwater, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale, group surfacing, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) curious pod at 200 foot depth, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whales at 200 foot depth, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale, group, Lancaster Sound, Nunavut, Canada

Flip Nicklin / Narwhal (Monodon monoceros) aerial of pod, Lancaster Sound, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale, group in ice break, Lancaster Sound, Nunavut, Canada

Doug Allan / Bird breeding cliffs, Murres on ledges. Leopold Is, Lancaster Sound, Canadian Arctic.

Doug Allan / Atlantic Walrus on sea ice.{Odobenus rosmarus} Lancaster Sound, Canada

Doug Allan / Common guillemots diving underwater, Canadian Arctic, Lancaster Sound

Doug Allan / Common guillemots diving underwater, Canadian arctic, Lancaster Sound

David Welling / California Poppy with Lupin, Lancaster, California, USA

Doug Allan / Ringed seal {Phoca hispida} on ice, Lancaster Sound, Canada

Sue Flood / Birds feeding on Narwhal (Monodon monoceros) carcass left by Inuit hunters, Lancaster Sound, Nunavut, Canadian high Arctic

Flip Nicklin / Polar Bear (Ursus maritimus) in snowy landscape, Lancaster Sound, Canada

Doug Allan / Andrew Taqtu Inuit field assistant with remote camera Canadian arctic Lancaster sound

Flip Nicklin / Bowhead Whale (Balaena mysticetus) tail, Lancaster Sound, Canada

Flip Nicklin / Beluga (Delphinapterus leucas) whale group surfacing among ice floes, Lancaster Sound, Canada

Doug Allan / White / Beluga Whales {Delphinapterus leucas} Lancaster Sound, Canadian

Doug Allan / White (Beluga) whale pod {Delphinapterus leucas} migrating through sea ice Arctic

Doug Allan / Common guillemots diving under- water (Uria aalge) Lancaster Sound Canada

Sue Flood / Ice formations Lancaster Sound Nunavut Northwest Ter Canada