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

gentoo penguins pygoscelis papua booth island antarctica southern ocean polar regions returning coming ashore sea birds wildlife marine life icy shoreline snow habitat colony ocean nesting feeding behavior adult penguins natural environment aquatic birds migration shore iceberg antarctic ecosystem climate saltwater penguin habitat social behavior coastal cold climate avian species flightless birds breeding young penguins penguin activity snow covered terrain temperatures marine ecosystem penguin colonies exploration natural habitat conservation biodiversity flora fauna penguin behavior coastal environment animal migration