Brent Stephenson / Gentoo Penguins (Pygoscelis papua) porpoising on the way back to the breeding colony. Port Lockroy, Antarctic Peninsula, Antarctica, January.

Peter Bassett / Green snow algae. Petermann Island, Antarctic Penninsula, Antarctica

Pete Oxford / Antarctic Penninsula and tourists in Zodiac boat. Antarctica

Rick Tomlinson / Water, air and sea temperatures onboard SY "Adele", 180 foot Hoek Design, during her expedition around the Antarctic Penninsula, January 2007.

Flip Nicklin / Chinstrap Penguin (Pygoscelis antarctica), Antarctic Penninsula, Antarctica

Flip Nicklin / Chinstrap Penguin (Pygoscelis antarctica) walking, Antarctic Penninsula, Antarctica

Flip Nicklin / Chinstrap Penguin (Pygoscelis antarctica) tobogganing, Antarctic Penninsula, Antarctica

Flip Nicklin / Chinstrap Penguin (Pygoscelis antarctica) group, Antarctic Penninsula, Antarctica

Roy Mangersnes / Three Gentoo Penguins (Pygoscelis papua) in the snow on Aitcho Island, Antarctic Penninsula. November

Colin Monteath / Tourist cruise ship leaves Paradise Bay, Antarctic Peninsula, a view from summit Mount Don Roberts, Antarctic Penninsula, Antarctica

Peter Bassett / Red snow algae, Couverville Is, Antarctic Penninsula

Peter Bassett / Moulting Southern elephant seal {Mirounga leonina} with runny nose, Dream Island, Antarctic Penninsula.