Adult king penguins (Aptenodytes patagonicus) returning from sea to the breeding colony at Salisbury Plain, South Georgia, Polar Regions

king penguins aptenodytes patagonicus returning sea breeding colony salisbury plain south georgia polar regions wildlife nature birds ocean shore foraging colony environment habitat migration animal behavior south atlantic coastal marine social behavior flightless birds arctic temperatures antarctic southern ocean ecosystem species adult penguins penguin colony penguin behavior winter breeding season nesting conservation population shorebirds waves shoreline seabirds cold climate antarctic peninsula penguin habitat penguin migration wildlife observation animal migration habitat protection adaptation