Jordi Chias / Gentoo penguins (Pygoscelis papua) swimming together and porpoising in search of krill, Antarctic Peninsula, Antarctica.

Jordi Chias / Gentoo penguins (Pygoscelis papua) porpoising, swimming together in search of krill, Antarctic Peninsula, Antarctica.

Jordi Chias / Gentoo penguin (Pygoscelis papua) feeding chick, Antarctic Peninsula, Antarctica.

Jordi Chias / Gentoo penguin (Pygoscelis papua) feeding chick, Antarctic Peninsula, Antarctica.

Jordi Chias / Leopard seal (Hydrurga leptonyx) predating a Gentoo penguin (Pygoscelis papua) Antarctic Peninsula, Antarctica.

Jordi Chias / Gentoo penguin (Pygoscelis papua) drinking water from melting ice, Antarctic Peninsula, Antarctica.

Jordi Chias / Gentoo penguins (Pygoscelis papua) walking in line, returning to nesting area, Port Charcot, Antarctic Peninsula, Antarctica.

Jordi Chias / Gentoo penguins (Pygoscelis papua) walking in line, returning to nesting area, Port Charcot, Antarctic Peninsula, Antarctica.

Jordi Chias / Gentoo penguins (Pygoscelis papua) walking in line, returning to nesting area, Port Charcot, Antarctic Peninsula, Antarctica.

Jordi Chias / Gentoo penguin (Pygoscelis papua) with chick, Port Charcot, Antarctic Peninsula, Antarctica.Antarctic Peninsula, Antarctica.

Benjamin Olson / Gentoo Penguin (Pygoscelis papua) wading, Antarctica

Benjamin Olson / Gentoo Penguin (Pygoscelis papua) wet from rain due to climate change, Antarctica

Tui De Roy / Gentoo Penguin (Pygoscelis papua) chicks chasing parent for food, Dunbar Island, Falkland Islands

Peter Bassett / Pair of Gentoo penguins (Pygoscelis papua) courting and attempting to mate, Neko Harbour, Andvord Bay, Graham Land, Antarctica.

Ingo Arndt / Gentoo Penguin (Pygoscelis papua) sleeping on beach, Volunteer Point, Falkland Islands, March

Ingo Arndt / Gentoo Penguin (Pygoscelis papua) preening, Prion Island, South Georgia Island, February

Ingo Arndt / Gentoo penguin (Pygoscelis papua) calling, Stromness Bay, South Georgia Island, Southern Ocean, Antarctic Convergence.

Ingo Arndt / Gentoo penguins (Pygoscelis papua) walking to the beach, Stromness Bay, South Georgia Island, Southern Ocean, Antarctic Convergence. November

Michael Milicia/ BIA / Gentoo Penguin (Pygoscelis papua) group coming ashore, Sea Lion Island, Falkland Islands

Inaki Relanzon / Gentoo penguins (Pygoscelis papua) on the beach at sunset, Sea Lion Island, Falkland Islands.

Heike Odermatt / Gentoo Penguin (Pygoscelis papua), Falkland Islands

Jordi Chias / Atolla jellyfish (Atolla wyvillei) with Gentoo penguin (Pygoscelis papua) in the background near the surface. Antarctic Peninsula. Finalist in the Underwater category of the Wildlife Photographer of t...

Ole Jorgen Liodden / Gentoo penguin (Pygoscelis papua) alone on blue ice, Antarctica, March.

Andy Rouse / Gentoo penguin (Pygoscelis papua) in sandstorm on beach, Saunders Island, Falkland Islands.

Andy Rouse / Gentoo penguin (Pygoscelis papua) walking on beach, Saunders Island, Falkland Islands.

Andy Rouse / Gentoo penguin (Pygoscelis papua) jumping onto beach, Carcass Island, Falkland Islands.

Michael Pitts / Gentoo penguins (Pygoscelis papua) calling and defending their eggs from Southern Skua (Stercorarius antarcticus) hunting for unattended eggs or chicks, Sea Lion island, The Falklands, South Atlantic.

Kevin Schafer / Gentoo Penguin (Pygoscelis papua) parent with chicks, Pleneau Island, Antarctic Peninsula, Antarctica

Kevin Schafer / Gentoo Penguin (Pygoscelis papua) male bringing stones to female with chicks, Pleneau Island, Antarctic Peninsula, Antarctica

Chris & Monique Fallows / Gentoo penguins (Pygoscelis papua) diving into the ocean, Antarctic peninsula, Antarctica.

Enrique Lopez-Tapia / Gentoo penguins (Pygoscelis papua) calling, Cuverville Island. Antarctic Peninsula, Antarctica

Enrique Lopez-Tapia,Enrique Lopez-Tapia / Gentoo penguin (Pygoscelis papua) and Antarctic cruise liner 'MV Ushuaia' in Neko Harbour, Andvord Bay. Antarctic Peninsula, Antarctica

Ben Cranke,Ben Cranke / Gentoo Penguin (Pygoscelis papua) nest amongst the buildings at Port Lockroy, Wiencke Island, Antarctic Peninsula, Antarctica

Ben Cranke,Ben Cranke / Gentoo Penguin (Pygoscelis papua) penguins rest on a floating iceberg, Antarctic Peninsula, Antarctica

Ben Cranke / Gentoo Penguin (Pygoscelis papua) nesting, Petermann Island, Antarctic Peninsula, Antarctica

Ben Cranke,Ben Cranke / Leopard seal (Hydrurga leptonyx) hunting Gentoo Penguin (Pygoscelis papua) into shore, Cuverville Island, Antarctic Peninsula, Antarctica

Ben Cranke / Leopard seal (Hydrurga leptonyx) chasing Gentoo Penguin (Pygoscelis papua) into shore, Cuverville Island, Antarctic Peninsula, Antarctica

Ben Cranke,Ben Cranke / Gentoo Penguin (Pygoscelis papua) jumping out of the sea, Cuverville Island, Antarctic Peninsula, Antarctica. Highly commended in the Single Species Portfolio of the Terre Sauvage Nature Images Awards...

Ben Cranke / Gentoo Penguin (Pygoscelis papua) jumping onto shore, Cuverville Island, Antarctic Peninsula, Antacrtica

Ben Cranke,Ben Cranke / Gentoo Penguin (Pygoscelis papua) coming in from the sea, Cuverville Island, Antarctic Peninsula, Antarctica

Ben Cranke / Gentoo Penguins (Pygoscelis papua) jumping across rocky shore, Cuverville Island, Antarctic Peninsula, Antarctica

Ben Cranke,Ben Cranke / Gentoo Penguin (Pygoscelis papua) group travelling out to sea, Cuverville Island, Antarctic Peninsula, Antarctica

Matthias Breiter / Gentoo Penguin (Pygoscelis papua) porpoising, Cuverville Island, Antarctic Peninsula, Antarctica

Matthias Breiter / Gentoo Penguin (Pygoscelis papua) surfacing, Gonzalez Videla Antarctic Base, Paradise Bay, Antarctic Peninsula, Antarctica

David Tipling / Gentoo Penguins (Pygoscelis papua) group walking, Sea Lion Island, Falklands, November

David Tipling / Gentoo Penguins (Pygoscelis papua) about to enter the sea, Brown Bluff Antarctic Peninsula, Antarctica, November

Jeff Vanuga / Gentoo Penguin (Pygoscelis papua) mating. Cuverville Island, Antarctica.

Ole Jorgen Liodden / Gentoo Penguin (Pygoscelis papua) chick in nesting area, Macquarie Island, Australia. November.

Mark Carwardine / Three Gentoo Penguins (Pygoscelis papua) standing at the edge of sea ice. Antarctic Peninsula, January. Book plate from Mark Carwardine's Ultimate Wildlife Experiences.

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.

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

Mike Read / Gentoo penguin (Pygoscelis papua) standing on a sandy beach, Falkland Islands

Bryan and Cherry Alexander / Gentoo penguin (Pygoscelis papua) seen from underneath, using feet as rudders. Living Coasts, Torquay, England, UK.

Bryan and Cherry Alexander / Gentoo penguins (Pygoscelis papua) in blowing sand with the "Ocean Nova" anchored beyond. Saunders Island, Falkland Islands, 2009.

Bryan and Cherry Alexander / Gentoo penguin (Pygoscelis papua) standing on volcanic beach at Whalers Bay, with tourists in kayak beyond. Deception Island, South Shetland Islands, Antarctica, 2009.

Troels Jacobsen/Arcticphoto / A Leopard Seal (Hydrurga leptonyx) grabs a Gentoo Penguin (Pygoscelis papua) from underwater. Antarctica. Sequence Three of six.

Charlie Summers / Gentoo Penguin (Pygoscelis papua) diving off iceberg and into waters of Pleneau Bay, Antarctica, November

Charlie Summers / Gentoo Penguin (Pygoscelis papua) raft in the face of a wave close to shore. Falkland Islands, December

Roy Mangersnes / Aerial view of Gentoo Penguin (Pygoscelis papua) rookery on Cuverville Island, Antarctica. November. The birds are in panic as a helicopter passes by.

Roy Mangersnes / Gentoo Penguin (Pygoscelis papua) jumping between rocks on Useful Island, Antarctica. November.

Roy Mangersnes / Two Gentoo Penguins (Pygoscelis papua) on deep snow, Cuverville Island, Antarctica. November.

David Tipling / Falkland / Brown skua (Stercorarius antarcticus) in flight carrying a stolen Gentoo penguin egg (Pygoscelis papua) Sea Lion Island, Falklands

David Tipling / Gentoo penguin (Pygoscelis papua) flapping wings on rock, Brown Bluff, Antarctica

David Tipling / Gentoo Penguins {Pygoscelis papua} Gold Harbour, South Georgia, November

Pete Oxford / Gentoo Penguin (Pygoscelis papua) chick begging for food from parent, Saunders Island, Falkland Islands

Pete Oxford / Gentoo penguin (Pygoscelis papua) jumping out of the sea to land on beach, Pebble Island, Falkland Islands

Andy Rouse / Gentoo penguin (Pygoscelis papua) surfing on wave, Falkland Islands (non-ex)

Andy Rouse / Gentoo penguin (Pygoscelis papua papua) surfing on wave, Falkland Islands (non-ex)

Andy Rouse / Gentoo penguins (Pygoscelis papus papus) walking along beach, Falkland Islands (non-ex)

Andy Rouse / Gentoo penguin (Pygoscelis papus papus) jumping through waves to land on beach, Falkland Islands (non-ex)

Andy Rouse / Gentoo penguin (Pygoscelis papus papus) surfing inside a wave, Falkland Islands (non-ex)

Andy Rouse / Gentoo penguin (Pygoscelis papus papus) surfing in wave, Falkland Islands (non-ex)

Andy Rouse / Gentoo penguin (Pygoscelis papus papus) surfing inside a wave, Falkland Islands (non-ex)

Andy Rouse / Gentoo penguin (Pygoscelis papua) with chick, South Georgia (non-ex)

Andy Rouse / Gentoo penguin (Pygoscelis papua) surfing through wave, Falkland Islands (non-ex)

Andy Rouse / Gentoo penguins (Pygoscelis papua) emerging from the sea, coming ashore, Falkland Islands

Andy Rouse / Gentoo penguins (Pygoscelis papua) surfing on a wave, Falkland Islands

Andy Rouse / Gentoo penguin (Pygoscelis papua) surfing, jumping ashore, Falkland Islands

Andy Rouse / Gentoo penguin (Pygoscelis papua) chick about to be killed by flock of Striated Caracara {Polyborus plancus} Falkland Islands

Andy Rouse / Gentoo penguin (Pygoscelis papua) surfing, about to jump out of the sea, Falkland Islands

Andy Rouse / Gentoo penguin (Pygoscelis papua) group on iceberg, one calling, Mikkelsen Harbour, Antarctica

Andy Rouse / Gentoo penguin (Pygoscelis papua) emerging from the sea, surfing on a wave, Falkland Islands

Andy Rouse / Gentoo penguin (Pygoscelis papua) surfing, jumping out of the sea, Falkland Islands

Andy Rouse / Gentoo Penguin (Pygoscelis papua) walking to sea Falkland Islands

Andy Rouse / Gentoo penguins (Pygoscelis papua) swimming near the shore, Neko Harbour, Antarctica

Andy Rouse / Gentoo penguin (Pygoscelis papua) mother and chick, Falkland Islands

Andy Rouse / Gentoo penguin (Pygoscelis papua) group on iceberg, one calling, Mikkelsen Harbour, Antarctica

Edwin Giesbers / Gentoo Penguin {Pygoscelis papua} rear view, Antarctica

Edwin Giesbers / Gentoo Penguin {Pygoscelis papua} chick begging parent for food, Antarctica

Edwin Giesbers / Gentoo Penguin {Pygoscelis papua} on snowline, Antarctica

Edwin Giesbers / Gentoo Penguin {Pygoscelis papua} walking through snow storm, Antarctica

Edwin Giesbers / Gentoo Penguin {Pygoscelis papua} and chick on coast, Antarctica

Edwin Giesbers / Gentoo Penguin {Pygoscelis papua} and Southern Elephant Seals {Mirounga leonina} Antarctica

Edwin Giesbers / Gentoo Penguin {Pygoscelis papua} preening, Antarctica

Edwin Giesbers / Gentoo Penguin {Pygoscelis papua} on snowline. Antarctica