简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-福利round residents such as bea158期rs and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants desce动态nd in droves, from humpback whales to ov深夜er 140 million seabirds--almost half the birds in the Northern Hemisphere.详情