Steven Kazlowski / Inupiaq subsistence whaler at the front of an umiak - or bearded seal skin boat - spots a whale from the edge of an open lead in the pack ice during spring whaling season. Chukchi Sea, offshore from B...

Steven Kazlowski / Inupiaq subsistence whalers with an umiak - a bearded seal skin boat - wait at the edge of an open lead in the pack ice and look for whales. Chukchi Sea, offshore from Barrow, Arctic coast of Alaska,...

Eric Baccega / Inuit man showing his son the breathing hole of a Bearded seal (Erignathus barbatus) on the ice floe, Ellesmere Island, Nanavut, Canada, June 2012. Model released.

Eric Baccega / Inuit man showing his son fur from a moulting young Bearded seal (Erignathus barbatus), Ellesmere Island, Nanavut, Canada, June 2012.

Ole Jorgen Liodden / Bearded Seal (Erignathus barbatus) resting on ice. Kongsfjorden, Svalbard, September.

Steven Kazlowski / Polar bear (Ursus maritimus) adult feeds on the carcass of a bearded seal pup (Erignathus barbatus) Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, July

Steven Kazlowski / Bearded seal (Erignathus barbatus) cow rests on sea ice floating along Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, July

Steven Kazlowski / Polar bear (Ursus maritimus) adult feeds on the carcass of a Bearded seal (Erignathus barbatus) pup catch, Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, July

Steven Kazlowski / Bearded seal (Erignathus barbatus) pup rests on sea ice floating off Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, July

Steven Kazlowski / Bearded seal (Erignathus barbatus) cow rests on sea ice floating along Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, July

Steven Kazlowski / Pieces of Bearded seal (Erignathus barbatus) blubber from an adult seal caught by subsistence hunters in the Chukchi Sea, Point Lay, Alaska, USA, June

Steven Kazlowski / Bearded seals (Erignathus barbatus) cow and calf rest on sea ice floating off Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, July