简介:In the ice-gripped enviro回不nment of Alaska's Admiralty Island, summer offers夜晚 the briefest of respites. Year-rou联欢会nd residents such as bears and seals turn to the salmon-filled wa去的terways for sustenance. Meanwhile, migra夫妻nts descend in droves, from humpback whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情