Bryan and Cherry Alexander / Huge blocks of ice teeter, ready to become icebergs on the glaciated coast. Gerlache Strait, Southern Ocean, Antarctica, October 2009.

David Tipling / King Penguin {Aptenodytes patagonicus} colony huddled together during storm, adults and juveniles, Right Whale Bay, South Georgia, November

Frederique Olivier / Tide crack in ice, Antarctica

Hiroya Minakuchi / Pack ice, Antarctic Peninsula, Antarctica

David Tipling / Adelie penguin (Pygoscelis adeliae) jumping in the sea from ice, Antarctica, November

David Tipling / Icicles hanging from iceberg, stuck in the fast ice of the Weddell Sea around Snow Hill Island, Antarctica, November

Hiroya Minakuchi / Icicles hanging from iceberg, Antarctic Peninsula, Antarctica

Konrad Wothe / Antarctic Fur Seal (Arctocephalus gazella) Half Moon Island, South Shetland Island, Antarctica. February.

Konrad Wothe / Wooden hut of the polar explorer Sir Wally Herbert which was dismantled and transported to the Falkland island Museum, Port Stanley, Falkland Islands, South Atlantic Ocean.

Hiroya Minakuchi / Diver examines underwater surface of iceberg, Antarctic Peninsula, Antarctica

Hiroya Minakuchi / Underwater view of iceberg, Antarctic Peninsula, Antarctica

Brent Stephenson / Gentoo Penguin (Pygoscelis papua) with two large chicks. The chicks are begging to be fed by the adult. Petermann Island, Antarctic Peninsula, Antarctica, January.