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Polar bear (Ursus maritimus) mother with cub, newly emerged from their den on the Arctic coast, eastern Arctic National Wildlife Refuge, Alaska
01193925
Steven Kazlowski / Polar bear (Ursus maritimus) mother with cub, newly emerged from their den on the Arctic coast, eastern Arctic National Wildlife Refuge, Alaska
Polar Bear (Ursus maritimus) mother with her 3-month cub, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01345009
Eric Baccega / Polar Bear (Ursus maritimus) mother with her 3-month cub, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother resting while her 3-month cubs play. Wapusk National Park, Manitoba, Canada, March.
01344995
Eric Baccega / Polar Bear (Ursus maritimus) mother resting while her 3-month cubs play. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother and two cubs playing around iceberg. Svalbard, Norway, Europe, February.
01339690
Andy Rouse / Polar Bear (Ursus maritimus) mother and two cubs playing around iceberg. Svalbard, Norway, Europe, February.
Two Polar Bear (Ursus maritimus) new year cubs (6 months). Svalbard, Norway, Europe, February.
01339681
Andy Rouse / Two Polar Bear (Ursus maritimus) new year cubs (6 months). Svalbard, Norway, Europe, February.
Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
01305504
Eric Baccega / Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
01305510
Eric Baccega / Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
Polar bear (Ursus maritimus) female and her two cubs on an iceberg, off Baffin Island. Nunavut, Canada, August 2010
01305511
Eric Baccega / Polar bear (Ursus maritimus) female and her two cubs on an iceberg, off Baffin Island. Nunavut, Canada, August 2010
Two Polar bear (Ursus maritimus) newborn cubs playing outside their den, mouth of Canning River along the Arctic coast, eastern Arctic National Wildlife Refuge, Alaska
01313209
Steven Kazlowski / Two Polar bear (Ursus maritimus) newborn cubs playing outside their den, mouth of Canning River along the Arctic coast, eastern Arctic National Wildlife Refuge, Alaska
Polar bear (Ursus maritimus) mother and cubs with Parhelion / sun dogs over sea ice. Churchill, Manitoba, Canada.
01282271
Bryan and Cherry Alexander / Polar bear (Ursus maritimus) mother and cubs with Parhelion / sun dogs over sea ice. Churchill, Manitoba, Canada.
Portrait of Polar bear (Ursus maritimus) sow standing with her cub on the snow in late winter, Arctic coast of Alaska
01296285
Steven Kazlowski / Portrait of Polar bear (Ursus maritimus) sow standing with her cub on the snow in late winter, Arctic coast of Alaska
Polar bear (Ursus maritimus) sow standing with her cub outside their den in late winter, Arctic coast of Alaska
01296284
Steven Kazlowski / Polar bear (Ursus maritimus) sow standing with her cub outside their den in late winter, Arctic coast of Alaska
Polar bear (Ursus maritimus) sow with her cub outside their den in late winter, Arctic coast of Alaska, USA
01296283
Steven Kazlowski / Polar bear (Ursus maritimus) sow with her cub outside their den in late winter, Arctic coast of Alaska, USA
Polar bear (Ursus maritimus) sow with her cub outside their den in late winter, Arctic coast of Alaska
01296282
Steven Kazlowski / Polar bear (Ursus maritimus) sow with her cub outside their den in late winter, Arctic coast of Alaska
Polar bear (Ursus maritimus) sow plays with her spring cub outside their den in late winter, Alaska
01296275
Steven Kazlowski / Polar bear (Ursus maritimus) sow plays with her spring cub outside their den in late winter, Alaska
Polar bear (Ursus maritimus) sow plays with her spring cub outside their den in late winter, Alaska
01296274
Steven Kazlowski / Polar bear (Ursus maritimus) sow plays with her spring cub outside their den in late winter, Alaska
Polar bear (Ursus maritimus) sow plays with her spring cub outside their den in late winter, Alaska
01296271
Steven Kazlowski / Polar bear (Ursus maritimus) sow plays with her spring cub outside their den in late winter, Alaska
Portrait of Polar bear (Ursus maritimus) sow with spring cub, newly emerged from their den in late winter, Arctic coast, Alaska, USA
01296269
Steven Kazlowski / Portrait of Polar bear (Ursus maritimus) sow with spring cub, newly emerged from their den in late winter, Arctic coast, Alaska, USA
Polar bear (Ursus maritimus) sow with spring cub, newly emerged from their den in late winter, Arctic coast, Alaska, USA
01296268
Steven Kazlowski / Polar bear (Ursus maritimus) sow with spring cub, newly emerged from their den in late winter, Arctic coast, Alaska, USA
Polar Bear (Ursus maritimus) mother and cub (18 months) walking away after swimming, Svalbard, Norway (non-ex) September 2009. Images 01262527 and 01262528 are cropped from this frame
01262710
Andy Rouse / Polar Bear (Ursus maritimus) mother and cub (18 months) walking away after swimming, Svalbard, Norway (non-ex) September 2009. Images 01262527 and 01262528 are cropped from this frame
Polar bear (Ursus maritimus) new year cub, 6 months, standing on hind legs, Svalbard, Norway (non-ex) July 2007
01253274
Andy Rouse / Polar bear (Ursus maritimus) new year cub, 6 months, standing on hind legs, Svalbard, Norway (non-ex) July 2007
Polar bear (Ursus maritimus) mother rolling in snow watched by new year cubs, 6 months, pink tint of fur caused by snow algae, Svalbard, Norway, July 2007
01253355
Andy Rouse / Polar bear (Ursus maritimus) mother rolling in snow watched by new year cubs, 6 months, pink tint of fur caused by snow algae, Svalbard, Norway, July 2007
Polar bear (Ursus maritimus) new year cub, 6 months, standing on hind legs, Svalbard, Norway (non-ex) July 2007
01253275
Andy Rouse / Polar bear (Ursus maritimus) new year cub, 6 months, standing on hind legs, Svalbard, Norway (non-ex) July 2007
Polar bear (Ursus maritimus) new year cub, 6 months, standing on hind legs, Svalbard, Norway (non-ex) July 2007
01253273
Andy Rouse / Polar bear (Ursus maritimus) new year cub, 6 months, standing on hind legs, Svalbard, Norway (non-ex) July 2007
Spring cub Polar bear (Ursus maritimus) jumping from newly forming pack ice, Arctic coast, Arctic National Wildlife Refuge, Beaufort Sea, Alaska, Autumn, October 2008
01241892
Steven Kazlowski / Spring cub Polar bear (Ursus maritimus) jumping from newly forming pack ice, Arctic coast, Arctic National Wildlife Refuge, Beaufort Sea, Alaska, Autumn, October 2008
Two Polar bear (Ursus maritimus) spring cubs playing in and around newly forming pack ice along the Arctic coast, 1002 area of the Arctic National Wildlife Refuge, Beaufort Sea, Alaska, Autumn, Octobe...
01241894
Steven Kazlowski / Two Polar bear (Ursus maritimus) spring cubs playing in and around newly forming pack ice along the Arctic coast, 1002 area of the Arctic National Wildlife Refuge, Beaufort Sea, Alaska, Autumn, Octobe...
Two Polar bear (Ursus maritimus) spring cubs play in and around newly forming pack ice along the Arctic coast, 1002 area of the Arctic National Wildlife Refuge, Beaufort Sea, Alaska, Autumn, October 2...
01241890
Steven Kazlowski / Two Polar bear (Ursus maritimus) spring cubs play in and around newly forming pack ice along the Arctic coast, 1002 area of the Arctic National Wildlife Refuge, Beaufort Sea, Alaska, Autumn, October 2...
Two Polar bear (Ursus maritimus) spring cubs play vigorously on newly forming pack ice along the Arctic coast, Arctic National Wildlife Refuge, Beaufort Sea, Alaska, Autumn, October 2008
01241887
Steven Kazlowski / Two Polar bear (Ursus maritimus) spring cubs play vigorously on newly forming pack ice along the Arctic coast, Arctic National Wildlife Refuge, Beaufort Sea, Alaska, Autumn, October 2008
Two Polar bear (Ursus maritimus) spring cubs playing in and around newly forming pack ice along the Arctic coast, 1002 area of the Arctic National Wildlife Refuge, Beaufort Sea, Alaska, Autumn, Octobe...
01241896
Steven Kazlowski / Two Polar bear (Ursus maritimus) spring cubs playing in and around newly forming pack ice along the Arctic coast, 1002 area of the Arctic National Wildlife Refuge, Beaufort Sea, Alaska, Autumn, Octobe...
Polar bear (Ursus maritimus) spring cub jumping across newly forming pack ice, Arctic coast, Arctic National Wildlife Refuge, Beaufort Sea, Alaska, October 2008
01241893
Steven Kazlowski / Polar bear (Ursus maritimus) spring cub jumping across newly forming pack ice, Arctic coast, Arctic National Wildlife Refuge, Beaufort Sea, Alaska, October 2008
Polar Bear (Ursus maritimus) mother with cub in snow hollow, Canadian Arctic (non-ex)
01234503
Andy Rouse / Polar Bear (Ursus maritimus) mother with cub in snow hollow, Canadian Arctic (non-ex)
Polar Bear (Ursus maritimus) mother with cubs in snow hollow, Canadian Arctic (non-ex)
01234502
Andy Rouse / Polar Bear (Ursus maritimus) mother with cubs in snow hollow, Canadian Arctic (non-ex)
Polar bear (Ursus maritimus) cub peering out from underneath mother, Canada
01234202
Andy Rouse / Polar bear (Ursus maritimus) cub peering out from underneath mother, Canada
Polar bear (Ursus maritimus) mother and cubs walking on sea ice, Canada (non-ex)
01234625
Andy Rouse / Polar bear (Ursus maritimus) mother and cubs walking on sea ice, Canada (non-ex)
Polar bear (Ursus maritimus) curious cub stands on newly formed autumn pack ice, off Barter Island the the Arctic National Wildlife Refuge, Alaska
01220754
Steven Kazlowski / Polar bear (Ursus maritimus) curious cub stands on newly formed autumn pack ice, off Barter Island the the Arctic National Wildlife Refuge, Alaska
Polar bear (Ursus maritimus) sow and cub walking on multi-layer ice (freshwater pans formed over the years where the salt is squeezed out of the ice) on the Chukchi Sea, off the National Petroleum Res...
01193979
Steven Kazlowski / Polar bear (Ursus maritimus) sow and cub walking on multi-layer ice (freshwater pans formed over the years where the salt is squeezed out of the ice) on the Chukchi Sea, off the National Petroleum Res...
polar bear, Ursus maritimus, sow with newborn spring cubs newly emerged from their den, mouth of Canning River along the Arctic coast, eastern Arctic National Wildlife Refuge, Alaska
01194023
Steven Kazlowski / polar bear, Ursus maritimus, sow with newborn spring cubs newly emerged from their den, mouth of Canning River along the Arctic coast, eastern Arctic National Wildlife Refuge, Alaska
Polar bear (Ursus maritimus) sow and cub walking on multi-layer ice (freshwater pans formed over the years where the salt is squeezed out of the ice) on the Chukchi Sea, off the National Petroleum Res...
01193985
Steven Kazlowski / Polar bear (Ursus maritimus) sow and cub walking on multi-layer ice (freshwater pans formed over the years where the salt is squeezed out of the ice) on the Chukchi Sea, off the National Petroleum Res...
Polar bear (Ursus maritimus) sow with cub walking on multi-layer ice (freshwater pans formed over the years where the salt is squeezed out of the ice) on the Chukchi Sea, off the National Petroleum Re...
01193984
Steven Kazlowski / Polar bear (Ursus maritimus) sow with cub walking on multi-layer ice (freshwater pans formed over the years where the salt is squeezed out of the ice) on the Chukchi Sea, off the National Petroleum Re...
Polar bear (Ursus maritimus) sow with cub swimming towards ice on the Chukchi Sea, off the National Petroleum Reserves, Alaska
01193982
Steven Kazlowski / Polar bear (Ursus maritimus) sow with cub swimming towards ice on the Chukchi Sea, off the National Petroleum Reserves, Alaska
Polar bear (Ursus maritimus) sow with her cubs, newly emerged from their den on the Arctic coast, eastern Arctic National Wildlife Refuge, Alaska
01193926
Steven Kazlowski / Polar bear (Ursus maritimus) sow with her cubs, newly emerged from their den on the Arctic coast, eastern Arctic National Wildlife Refuge, Alaska
Polar Bear Cub (7-8 months) (Ursus maritimus) investigating photographer through wire fence. Lodge on the shores of Hudson Bay, Canada (Sept).
01189272
Nick Garbutt / Polar Bear Cub (7-8 months) (Ursus maritimus) investigating photographer through wire fence. Lodge on the shores of Hudson Bay, Canada (Sept).
Polar bear mother and cubs sliding down slope {Ursus maritimus} Canadian Arctic
01074079
DOC WHITE / Polar bear mother and cubs sliding down slope {Ursus maritimus} Canadian Arctic
Polar bear {Ursus maritimus} mother and cubs walking on ice, Cape Churchill, Canada.
01144562
TJ Rich / Polar bear {Ursus maritimus} mother and cubs walking on ice, Cape Churchill, Canada.
Female polar bear with cub on ice floe (Ursus maritimus) North West Territories, Canada
01021277
Martha Holmes / Female polar bear with cub on ice floe (Ursus maritimus) North West Territories, Canada
Polar Bear mother and cubs (Ursus maritimus) Churchill, Manitoba, Canada
01009094
TOM MANGELSEN / Polar Bear mother and cubs (Ursus maritimus) Churchill, Manitoba, Canada
Polar bear and cub cross crack in ice {Ursus maritimus} Churchill, Canada
01077633
Staffan Widstrand / Polar bear and cub cross crack in ice {Ursus maritimus} Churchill, Canada
Polar bear + cubs resting {Ursus maritimus} Churchill, Manitoba, Canada
01112351
Eric Baccega / Polar bear + cubs resting {Ursus maritimus} Churchill, Manitoba, Canada
Polar bear with two 3-month-old cubs {Ursus maritimus} Churchill, Manitoba, Canada
01112337
Eric Baccega / Polar bear with two 3-month-old cubs {Ursus maritimus} Churchill, Manitoba, Canada
Polar bear with two 3m-old cubs {Ursus maritimus} Churchill, Manitoba, Canada
01112338
Eric Baccega / Polar bear with two 3m-old cubs {Ursus maritimus} Churchill, Manitoba, Canada
Polar bear walking with very small cub {Ursus maritimus} Watchee lodge, Canada
01100304
David Pike / Polar bear walking with very small cub {Ursus maritimus} Watchee lodge, Canada
Polar bear resting with 3month-old cubs {Ursus maritimus} Churchill, Manitoba,
01112335
Eric Baccega / Polar bear resting with 3month-old cubs {Ursus maritimus} Churchill, Manitoba,
Polar bear resting with three 3-month-old cubs {Ursus maritimus} Churchill, Manitoba,
01112339
Eric Baccega / Polar bear resting with three 3-month-old cubs {Ursus maritimus} Churchill, Manitoba,
Polar bear resting with two 3-month-old cubs {Ursus maritimus} Churchill, Manitoba,
01112336
Eric Baccega / Polar bear resting with two 3-month-old cubs {Ursus maritimus} Churchill, Manitoba,
Polar bear cubs, 3-month-old {Ursus maritimus} Churchill, Canada
01097695
Sue Flood / Polar bear cubs, 3-month-old {Ursus maritimus} Churchill, Canada
Polar bear cub peering out from under mother on ice floe. Wager Bay, Canada Arctic, summer 1996.
01021866
Martha Holmes / Polar bear cub peering out from under mother on ice floe. Wager Bay, Canada Arctic, summer 1996.
Polar bear swimming with cubs {Ursus maritimus} Arctic
01078840
TOM MANGELSEN / Polar bear swimming with cubs {Ursus maritimus} Arctic
Polar bear with very small cubs {Ursus maritimus} Canada
01100313
David Pike / Polar bear with very small cubs {Ursus maritimus} Canada
Polar bear walking with very small cubs following {Ursus maritimus} Canada
01100305
David Pike / Polar bear walking with very small cubs following {Ursus maritimus} Canada
Female Polar bear with very small cubs {Ursus maritimus} Canada
01100296
David Pike / Female Polar bear with very small cubs {Ursus maritimus} Canada
Polar bear (Ursus maritimus) mother resting with one 3 months cubs, coming out of den, March. Wapusk National Park, Manitoba, Canada.
01354106
Eric Baccega / Polar bear (Ursus maritimus) mother resting with one 3 months cubs, coming out of den, March. Wapusk National Park, Manitoba, Canada.
Polar Bear (Ursus maritimus) mother with her 3-month cub, soon after emerging from their hibernation den. The mother has a research radio-tracking collar on. Wapusk National Park, Manitoba, Canada, Ma...
01345010
Eric Baccega / Polar Bear (Ursus maritimus) mother with her 3-month cub, soon after emerging from their hibernation den. The mother has a research radio-tracking collar on. Wapusk National Park, Manitoba, Canada, Ma...
Polar Bear (Ursus maritimus) mother sleeping with her 3-month cub, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01345008
Eric Baccega / Polar Bear (Ursus maritimus) mother sleeping with her 3-month cub, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with her 3-month cub, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01345006
Eric Baccega / Polar Bear (Ursus maritimus) mother with her 3-month cub, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother sleeping while her 3-month cubs play fight. Wapusk National Park, Manitoba, Canada, March.
01344993
Eric Baccega / Polar Bear (Ursus maritimus) mother sleeping while her 3-month cubs play fight. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother resting while her 3-month cubs play fight. Wapusk National Park, Manitoba, Canada, March.
01344994
Eric Baccega / Polar Bear (Ursus maritimus) mother resting while her 3-month cubs play fight. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with her 3-month cub, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01345007
Eric Baccega / Polar Bear (Ursus maritimus) mother with her 3-month cub, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01344992
Eric Baccega / Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01344985
Eric Baccega / Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01344986
Eric Baccega / Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with her 3-month cub, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01345011
Eric Baccega / Polar Bear (Ursus maritimus) mother with her 3-month cub, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01344988
Eric Baccega / Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01344991
Eric Baccega / Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01344990
Eric Baccega / Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother resting while her 3-month cubs play. Wapusk National Park, Manitoba, Canada, March.
01344996
Eric Baccega / Polar Bear (Ursus maritimus) mother resting while her 3-month cubs play. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01344989
Eric Baccega / Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
01344987
Eric Baccega / Polar Bear (Ursus maritimus) mother with two 3-month cubs, soon after emerging from their hibernation den. Wapusk National Park, Manitoba, Canada, March.
Polar Bear (Ursus maritimus) mother watching cubs playing. Svalbard, Norway, Europe, February.
01339691
Andy Rouse / Polar Bear (Ursus maritimus) mother watching cubs playing. Svalbard, Norway, Europe, February.
A female polar bear (Ursus maritimus), and her 23-month-old triplets, hunting on the sea ice. Hudson Bay, Manitoba, Canada. November
01292040
Jenny E. Ross / A female polar bear (Ursus maritimus), and her 23-month-old triplets, hunting on the sea ice. Hudson Bay, Manitoba, Canada. November
Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
01305506
Eric Baccega / Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
01305501
Eric Baccega / Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
01305500
Eric Baccega / Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
01305502
Eric Baccega / Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
01305503
Eric Baccega / Polar bear (Ursus maritimus) female and her two cubs on large iceberg off Baffin Island. Nunavut, Canada, August 2010
Polar bear (Ursus maritimus) femele and her cub on large iceberg off Baffin Island. Nunavut, Canada, August 2010
01305509
Eric Baccega / Polar bear (Ursus maritimus) femele and her cub on large iceberg off Baffin Island. Nunavut, Canada, August 2010
Polar bear (Ursus maritimus) female with cubs aged two years, along a barrier island during fall freeze up, Barter Island, 1002 area of the Arctic National Wildlife Refuge, Alaska
01313189
Steven Kazlowski / Polar bear (Ursus maritimus) female with cubs aged two years, along a barrier island during fall freeze up, Barter Island, 1002 area of the Arctic National Wildlife Refuge, Alaska
Aerial view of Polar bear (Ursus maritimus) sow with cub swimming towards multi-layered ice on the Chukchi Sea, off the National Petroleum Reserves, Alaska
01313206
Steven Kazlowski / Aerial view of Polar bear (Ursus maritimus) sow with cub swimming towards multi-layered ice on the Chukchi Sea, off the National Petroleum Reserves, Alaska
Polar bear (Ursus maritimus) sow with two cubs resting along the Arctic coast, 1002 coastal plain of the Arctic National Wildlife Refuge, Alaska
01313203
Steven Kazlowski / Polar bear (Ursus maritimus) sow with two cubs resting along the Arctic coast, 1002 coastal plain of the Arctic National Wildlife Refuge, Alaska
Aerial view of Polar bear (Ursus maritimus) sow with cub walking on multi-layer ice (freshwater pans formed over the years where the salt is squeezed out of the ice) on the Chukchi Sea, off the Nation...
01313211
Steven Kazlowski / Aerial view of Polar bear (Ursus maritimus) sow with cub walking on multi-layer ice (freshwater pans formed over the years where the salt is squeezed out of the ice) on the Chukchi Sea, off the Nation...
Polar bear (Ursus maritimus) sow with cubs resting on Bernard Spit in September, waiting for ice to form so they can hunt, Arctic National Wildlife Refuge, Alaska
01313219
Steven Kazlowski / Polar bear (Ursus maritimus) sow with cubs resting on Bernard Spit in September, waiting for ice to form so they can hunt, Arctic National Wildlife Refuge, Alaska
Polar bear (Ursus maritimus) young plump sow plays with a spring cub on newly formed pack ice along the arctic coast, Arctic National Wildlife Refuge, Alaska, Beaufort Sea
01313227
Steven Kazlowski / Polar bear (Ursus maritimus) young plump sow plays with a spring cub on newly formed pack ice along the arctic coast, Arctic National Wildlife Refuge, Alaska, Beaufort Sea
Polar bear (Ursus maritimus) sow with spring cub feeds on "sugar snow" or the ice crystals formed on top of the snow, essentially taking a drink of water, outside their den. Winter, arctic coast of Al...
01313232
Steven Kazlowski / Polar bear (Ursus maritimus) sow with spring cub feeds on "sugar snow" or the ice crystals formed on top of the snow, essentially taking a drink of water, outside their den. Winter, arctic coast of Al...
Polar bear (Ursus maritimus) mother protecting her already mauled cub from the large male that attacked it. Cape Churchill, Manitoba, Canada.
01282278
Bryan and Cherry Alexander / Polar bear (Ursus maritimus) mother protecting her already mauled cub from the large male that attacked it. Cape Churchill, Manitoba, Canada.
Polar bear (Ursus maritimus) mother standing over her mauled cub after it was attacked by large male. Cape Churchill, Manitoba, Canada.
01282277
Bryan and Cherry Alexander / Polar bear (Ursus maritimus) mother standing over her mauled cub after it was attacked by large male. Cape Churchill, Manitoba, Canada.
Polar bear (Ursus maritimus) mother and cubs on the shore of Hudson Bay. Cape Churchill, Canada.
01282269
Bryan and Cherry Alexander / Polar bear (Ursus maritimus) mother and cubs on the shore of Hudson Bay. Cape Churchill, Canada.
Polar bear (Ursus maritimus) with cub, Churchill, Manitoba, Canada
01244322
Aflo / Polar bear (Ursus maritimus) with cub, Churchill, Manitoba, Canada