简介:In the 看不ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents such as bears and seals turn to th亚洲观e salmon-filled waterways for 精品sustenance. Meanwhile, migrants descend in droves, from hump卡欧back whales to over 140 million seabi在线rds--almost half the birds in the Northern Hemisphere.详情