Antarctic tern (Sterna vittata) in brash ice near the Antarctic Peninsula, Antarctica, Southern Ocean, Polar Regions

antarctic tern sterna vittata brash ice southern ocean antarctica polar regions bird wildlife ice ocean nature cold climate seabird habitat avian resting red bill black cap marine ecosystem fluvial icy landscape shorebirds arctic antarctic peninsula migratory birds feeding nesting shore feathers winter environment conservation biodiversity snowy habitat pelagic social behavior plumage avifauna polar birds coastal flight reproductive adaptation landscape hunting foraging seasonal aquatic research