Adult Arctic Skua (Stercorarius parasiticus), on ice floe in the Svalbard Archipelago, Norway, Arctic, Europe

arctic skua stercorarius parasiticus ice floe svalbard norway birds wildlife arctic summer plumage nature seagull shorebird avian ecosystem migratory marine breeding habitat polar winter coloration feeding predator waterfowl wings beak feathers observation ornithology species arctic circles fauna arctic tundra northern hemisphere wildlife conservation biodiversity marine ecology sea ice natural habitat avifauna migratory patterns coastal arctic environment nesting birdwatching aerial predator adaptation landscape adventure