Adult austral thrush (Turdus falklandii falklandii), in the tussock grass on Carcass Island in the Falkland Islands, South America

austral thrush carcass island falkland islands south america tussock grass birdwatching wildlife ornithology natural habitat avian behavior singing bird grassland fauna nature biodiversity bird species coastal ecosystem grasslands ecology native species island wildlife perched bird wildlife habitat tropical birds animal behavior nature conservation endangered species coastal habitat migratory birds bird populations animal calls ecological landscapes wildlife observation natural environment bird identification native habitats animal species conservation efforts habitat preservation songbirds grassland ecosystems birding ecological diversity remote islands unique wildlife wildlife ecosystems natural scenery outdoor exploration animal kingdom