King penguin (Aptenodytes patagonicus) detail at breeding and nesting colony at St. Andrews Bay on South Georgia, Southern Ocean, Polar Regions

Northern giant petrel (Macronectes halli) attempting to eat a king penguin chick (Aptenodytes patagonicus), Gold Harbour, South Georgia, Polar Regions

Adult gentoo penguin (Pygoscelis papua), porpoising for swimming speed near the Antarctic Peninsula, Southern Ocean, Polar Regions

King penguin (Aptenodytes patagonicus) adult and chick at breeding and nesting colony at Salisbury Plain, South Georgia, Polar Regions

King penguin (Aptenodytes patagonicus) adult and chick at breeding and nesting colony at Salisbury Plain, South Georgia, Polar Regions

King penguins (Aptenodytes patagonicus) at breeding and nesting colony at Salisbury Plain in the Bay of Isles, South Georgia, Polar Regions

Adult gentoo penguin (Pygoscelis papua), porpoising for swimming speed near the Antarctic Peninsula, Southern Ocean, Polar Regions

Adult king penguin (Aptenodytes patagonicus) amongst chicks at breeding colony at Gold Harbour, South Georgia Island, Polar Regions

Adelie penguin (Pygoscelis adeliae), leaping into the sea at Booth Island, Antarctica, Polar Regions

Chinstrap penguin (Pygoscelis antarctica), leaping at breeding colony at Half Moon Island, Antarctica, Southern Ocean, Polar Regions

Adult gentoo penguin (Pygoscelis papua), leaping off ice shelf at Cuverville Island, Antarctica, Southern Ocean, Polar Regions

A rare melanistic king penguin (Aptenodytes patagonicus), feeding its okum boy chick at Fortuna Bay, South Georgia Island, Polar Regions

Adult Adelie penguin (Pygoscelis adeliae), on ice at Booth Island, Antarctica, Polar Regions

Chinstrap penguin (Pygoscelis antarctica), at breeding colony at Half Moon Island, Antarctica, Southern Ocean, Polar Regions

Chinstrap penguin (Pygoscelis antarctica), at breeding colony at Half Moon Island, Antarctica, Southern Ocean, Polar Regions

Adult gentoo penguin (Pygoscelis papua), returning from the sea at Booth Island, Antarctica, Southern Ocean, Polar Regions

Chinstrap penguin (Pygoscelis antarctica), ecstatic display at breeding colony at Half Moon Island, Antarctica, Polar Regions

Adelie penguin (Pygoscelis adeliae), leaping into the sea at Booth Island, Antarctica, Polar Regions