Adelie penguins (Pygoscelis adeliae) hauled out onto the ice near Adelaide Island, Antarctica, Polar Regions

adelie penguins pygoscelis adeliae ice antarctica polar region wildlife freezing temperatures nature habitat animal behavior cold climate birds rest social behavior aquatic mammals seasonal changes snow migration penguin colony ecosystem marine life adaptation survival breeding foraging coastal area natural habitat avian species chilling penguin habitat ice floes group behavior marine ecosystem climate animal community environment wilderness biodiversity polar landscape sea ice fauna exploration animal migration polar habitats