简介:In the ice-gripped envi无码ronment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents such as b欧美ears and seals turn to the salmon-filled waterways for susten色情ance. Meanwhile, migrants descend in droves, from humpback whales to over 140 million seabirds--almost half 久久the精品 birds in the Northern Hemisphere.详情