简介:In the ice-gripped environment of Alask男人a's Admiralty Island, su视频mmer offers the briefest of respites. Year-round residents such as b资源ears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情