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

gentoo penguins pygoscelis papua antarctica booth island southern ocean polar regions wildlife sea return land icy penguins birds natural behavior marine life ocean shore habitat feeding breeding colony antarctic animal adaptation flightless swimming icebergs rocks environment migration coastal snowscape exploration journey shorebirds social behavior clumsy grounded flock native species survival ecosystem climate conservation species coastal waters behavior nature wildlife observation biodiversity