简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-国产round residents such as bears and seals turn to 久久the salmon-filled waterways for sustenance. Meanwhile, migrants descend in dro精品ves, from humpback whales to over 140 milli无码on seabirds--almost half 久久the birds in the Northern Hemisphere.详情