简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round reside动态nts such as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, fro福利m humpback whales to over 140 million seabir深夜ds--almost half the birds in动态 the Northern Hemisphere.详情