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

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

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.

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)

Edwin Giesbers / Chinstrap Penguin {Pygoscelis antarctica} face portrait, Antarctica

Edwin Giesbers / Silhouette of Chinstrap Penguin {Pygoscelis antarctica} calling at sunset, Antarctica

Edwin Giesbers / Two Chinstrap Penguins {Pygoscelis papua} beside water, Antarctica

Carol Walker / Chinstrap Penguin (Pygoscelis antarctica), adult sliding down ice. South Orkney Islands, Antarctica.

Carol Walker / Chinstrap Penguin (Pygoscelis antarctica), adult on ice, South Orkney Islands.

Chris Gomersall / Chinstrap penguins (Pygoscelis antarctica) porpoising. Southern ocean off South Shetland Isles, Antarctica.

Chris Gomersall / Chinstrap penguin (Pygoscelis antarctica) on blue iceberg. South Orkney Isles, Antarctica.

Chris Gomersall / Chinstrap penguin (Pygoscelis antarctica) on blue iceberg. South Orkney Isles, Antarctica.

Chris Gomersall / Chinstrap penguin (Pygoscelis antarctica) on blue iceberg. South Orkney Isles, Antarctica.

Kim Taylor / Chinstrap penguin {Pygoscelis antarctica} performing ecstatic display, Antarctica.

Todd Pusser / Leopard seal {Hydrurga leptony} beheading Chinstrap penguin, Antarctica.

Hanne Jens Eriksen / Chinstrap penguin portrait {Pygoscelis antarctica} South Georgia

Pete Oxford / Chinstrap penguin - ecstatic display {Pygoscelis antarctica} South Sandwich Is

Pete Oxford / Chinstrap penguin (Pygoscelis antarctica) in ice. South Sandwich Islands, Antarctica

Pete Oxford / Chinstrap penguin portrait. Sandwich Islands.

Yva Momatiuk & John Eastcott / Gentoo Penguin (Pygoscelis papua) and Chinstrap Penguin (Pygoscelis antarctica) on iceberg, Gerlache Passage, Antarctic Peninsula, Antarctica

Yva Momatiuk & John Eastcott / Gentoo Penguin (Pygoscelis papua) and Chinstrap Penguin (Pygoscelis antarctica) jumping off iceberg, Gerlache Passage, Antarctic Peninsula, Antarctica

Yva Momatiuk & John Eastcott / Chinstrap Penguin (Pygoscelis antarctica) pair, Gerlache Passage, Antarctic Peninsula, Antarctica

Yva Momatiuk & John Eastcott / Chinstrap Penguin (Pygoscelis antarctica) group and Leopard Seal (Hydrurga leptonyx) on iceberg, South Shetland Islands, Antarctica

Yva Momatiuk & John Eastcott / Chinstrap Penguin (Pygoscelis antarctica) group on iceberg, South Shetland Islands, Antarctica

Yva Momatiuk & John Eastcott / Chinstrap Penguin (Pygoscelis antarctica) group on iceberg, South Shetland Islands, Antarctica

Konrad Wothe / Chinstrap Penguin (Pygoscelis antarctica) hopping over ice, South Sandwich Islands, Antarctica

Jan Vermeer / Chinstrap Penguin (Pygoscelis antarctica) pair courting, Southern Thule, South Sandwich Islands, Antarctica