简介:In t太长he ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round resi太粗dents such太紧 as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants desc太大end in droves, from humpback whales to over 140 million seabird太硬s--almost half the birds in the Northern Hemisphere.详情