简介:In the ice-gripped environment of Alaska's Admiralty Island, summer 亚洲offers the briefest of respites. Year-round residents 字幕such as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants de无码scend in droves, from humpback whales to ov精品er 140 million seabirds--almost half the birds in th中文e Northern Hemisphere.详情