Jordi Chias / Chinstrap penguin (Pygoscelis antarcticus) carcass after leopard seal attack, Antarctic Peninsula, Antarctica.

Jordi Chias / Chinstrap penguin (Pygoscelis antarcticus) with chicks, Antarctic Peninsula, Antarctica.

Klein & Hubert / Chinstrap penguins (Pygoscelis antarcticus) two walking on snowy slope, Antarctica

Fred Olivier / Chinstrap penguin (Pygoscelis antarcticus) moving a feather in its nest, Aitcho Island, South Shetland Islands.

Fred Olivier / Chinstrap penguin (Pygoscelis antarcticus) adding a stick to its nest and fighting with a neighbouring pair, Aitcho Island, South Shetland Islands.

Fred Olivier / Panning shot of a Chinstrap penguin (Pygoscelis antarcticus) breeding colony, Aitcho Island, South Shetland Islands.

Klein & Hubert / Two Chinstrap penguins (Pygoscelis antarctica) walking in snow, Antarctic Peninsula.

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) walking, Antarctica

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) walking with high mountains in background, Antarctica

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) with sea, in sunset light in the background, Antarctica

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) climbing to colony and mountain summit in background, Antarctica

Klein & Hubert / Chinstrap penguins (Pygoscelis antarcticus) climbing to colony and mountain in background, Antarctica

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) climbing to colony, Antarctica

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) walking with full belly and iceberg in background, Antarctica

Klein & Hubert / Chinstrap penguins (Pygoscelis antarcticus) climbing to colony and mountain in background, Antarctica

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) walking with full belly at sunset, Antarctica

Andy Rouse / Chinstrap penguin (Pygoscelis antarcticus) group on blue iceberg, Antarctica

Bryan and Cherry Alexander / Chinstrap penguins (Pygoscelis antarctica) on a blue iceberg, with Antarctic Prion (Pachyptila desolata) flying over. Antarctica

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.

David Tipling / Chinstrap Penguins (Pygoscelis antarcticus) on blue iceberg, Antarctica

Mark Carwardine / Chinstrap Penguins (Pygoscelis antarcticus) standing on ice. South Shetland Islands, Antarctica, January. Book plate from Mark Carwardine's Ultimate Wildlife Experiences.

Nick Garbutt / Chin-strap Penguin (Pygoscelis antarcticus) displaying. Half-Moon Island, South Shetland Islands, Antarctica. February. (digitally stitched image)

Bryan and Cherry Alexander / Chinstrap penguins (Pygoscelis antarcticus) and Snowy sheathbill (Chionis alba) on snowy rocks. Half Moon Island, South Shetland Islands, Antarctica, October.

Bryan and Cherry Alexander / Chinstrap penguins (Pygoscelis antarcticus) on snowy rocks. Half Moon Island, South Shetland Islands, Antarctica, October.

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

Roy Mangersnes / Portrait of a Chinstrap Penguin (Pygoscelis antarcticus) in snowfall on Useful Island, Antarctica. November.

Andy Rouse / Chinstrap penguin (Pygoscelis antarcticus) jumping out of water, Antarctic Peninsula (non-ex)

Jordi Chias / Chinstrap penguin (Pygoscelis antarcticus) with chicks, Antarctic Peninsula, Antarctica.

Mike Potts / Chinstrap penguins (Pygoscelis antarcticus) adults feeding large fluffy chicks. Hydrurga Rocks, near Cuverville Island. Antarctic Peninsula.

Mike Potts / Chinstrap Penguins (Pygoscelis antarcticus) adults with large fluffy chicks. one picking up stones. Hydrurga Rocks. Near Cuverville Island. Antarctic Peninsula. January.

Mike Potts / Chinstrap penguins (Pygoscelis antarcticus) adults with large fluffy chicks. Hydrurga Rocks. Near Cuverville Island. Antarctic Peninsula. January.

Mike Potts / Chinstrap Penguins (Pygoscelis antarcticus) adults with large fluffy chicks. Hydrurga Rocks, near Cuverville Island. Antarctic Peninsula. January.

Mike Potts / Chinstrap penguins (Pygoscelis antarcticus) adults with large fluffy chicks. Hydrurga Rocks. Near Cuverville Island, Antarctic Peninsula.

Sylvain Cordier / Chinstrap penguins (Pygoscelis antarcticus), mating, Half Moon Island, Antarctic Peninsula

Sylvain Cordier / Chinstrap penguin (Pygoscelis antarctica) jumping out of the water, Cooper Bay, South Georgia

Sylvain Cordier / Chinstrap penguin (Pygoscelis antarcticus) on nest with egg, Half Moon island, Antarctic Peninsula

Sylvain Cordier / Chinstrap penguin (Pygoscelis antarcticus), walking, Half Moon Island, Antarctic Peninsula

Sylvain Cordier / Chinstrap Penguin (Pygoscelis antarcticus) at nest with one egg, Half Moon island, Antarctic Peninsula

Rick Price / Chinstrap penguin (Pygoscelis antarctica)with muddy chest, Penguin Island, South Shetland Islands, Antarctica. November.

Rick Price / Falkland Skua (Catharacta antarctica) feeding on a dead Gentoo penguin (Pygoscelis papua) chick, Saunders Island, Falkland Islands. January.

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) walking on snowy slope, Antarctica.

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) walking on snowy slope, Antarctica

Klein & Hubert / Chinstrap penguins (Pygoscelis antarcticus) walking on snowy slope, Antarctica

Klein & Hubert / Chinstrap penguins (Pygoscelis antarcticus) walking on snowy slope, Antarctica

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) walking on snowy slope, Antarctica

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) walking on snowy slope, Antarctica

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) walking on snowy slope, Antarctica

Klein & Hubert / Chinstrap penguin (Pygoscelis antarcticus) walking, Antarctica.