Adult Grey-headed Albatross (Thalassarche chrysostoma) resting on the sea at Elsehul, South Georgia

thalassarche chrysostoma sea resting south georgia bird wildlife ocean avian nature feathers marine calm adult animal beak plumage saltwater migration species conservation ecology habitat surface observation beauty serenity environment avifauna coastal behavior seabird dusk stillness life oceanic fauna wings monitoring biodiversity feeding landscape exploration adaptation research natural birdwatching birds