简介:In the ice-gripped environment of Alaska's Admiralty Island, summer 精品offers the briefest of respites. Year-round residents such as bears 在线播放and seals turn to the salmon-filled 喷吹waterways for sustenance. Meanwhile, migrants descend in drove高潮s, from humpback whales to over 140 million seabi一区rds--almost half the birds in the Northern Hemisphere.详情