autumn colors of the subpolar beech forests of navarino island, chile - the world’s southernmost forests

america andes antarctic antarctica archipelago atlantic autumn beagle beech canal cape channel charles chile chilean cold cone darwin deciduous del endemic expedition extreme foliage forest fuego hemisphere hms horn island leaves magellanic native navarino nothofagus ocean pacific patagonia peoples puerto snow sound south southern southernmost strait sub subpolar survey tierra tip tundra williams world wulaia yaghan