Chinstrap penguins (Pygoscelis antarctica) walking up a glacial ice cap, Half Moon Island, South Shetland Island, Antarctic Peninsula

"Chinstrap Penguin (Pygoscelis antarctica), standing in the steam from hot springs at Whalers Bay, Deception Island, South Shetland Islands, Antarctic Peninsula, Antarctica"

"Skull of a Chinstrap Penguin (Pygoscelis antarctica), buried in lava sand, Baily Head, Deception Island, South Shetland Islands, Antarctic Peninsula, Antarctica"

"Footprints of a Gentoo Penguin (Pygoscelis papua) in the snow, Whalers Bay, Deception Island, South Shetland Islands, Antarctic Peninsula, Antarctica"

"A pair of Macaroni Penguins (Eudyptes chrysolophus) breeds in a colony of Chinstrap penguins (Pygoscelis antarctica), Hannah Point, Livingston Island, South Shetland Islands, Antarctica"

"A pair of Macaroni Penguins (Eudyptes chrysolophus) breeds in a colony of Chinstrap penguins (Pygoscelis antarctica), Hannah Point, Livingston Island, South Shetland Islands, Antarctica"

"Chinstrap Penguin (Pygoscelis antarcticus), Hannah Point, Livingston Island, Antarctica"

"A pair of Macaroni Penguins (Eudyptes chrysolophus) breeds in a colony of Chinstrap penguins (Pygoscelis antarctica), Hannah Point, Livingston Island, South Shetland Islands, Antarctica"

"Adelie Penguin (Pygoscelis adeliae), adult walking in the snow, Half Moon Island, Antarctica"

"Chinstrap Penguins (Pygoscelis antarcticus), Base Orcadas or Orcadas Antarctic Station, South Orkney Islands, Antarctica"

"Chinstrap Penguin (Pygoscelis antarcticus), chick, Hannah Point, Livingston Island, Antarctica"

"Gentoo Penguin (Pygoscelis papua) chick in the nest, Hannah Point, Livingston Island, South Shetland Islands, Antarctica"

Chinstrap penguins (Pygoscelis antarctica), Half Moon Island, South Shetland Island, Antarctic Peninsula