简介:I欧美n the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of resxxxxxpites. Year-round residents such as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 million seabirds-牲禽-almost half the birds in the North人与ern Hemisphere.详情