简介:In the ice-gripped e速度nvironment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round reside船戏nts such as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhi开车le, migrants descend in droves, from humpback whales to over 140 million seabirds--almost half the birds原声 in the Northern Hemisphere.详情