简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents su6次ch as bears and seals turn to the salmon-filled waterways for sustenan晚上ce. Meanwhile, migra见面nts des连续cend in droves, from humpback whales to over 140 million se异地abirds--almost half the birds in the Northern Hemisphere.详情