King penguins (Aptenodytes patagonicus) in downy plumage (okum boys) on South Georgia Island, Polar Regions

king penguin aptenodytes patagonicus okum boys breeding downy plumage penguins polar regions wildlife nature animal behavior colony flock habitat marine life behavior population chicks coastal ecology environment april antarctic warmth young brown feathers gathering nesting arctic sea observation biodiversity insulation growth natural habitat egg parenting cold climate colony dynamics flightless birds avian southern hemisphere animal care marine ecosystem species conservation natural world social structure feeding survival