简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents such as bears and sea边爱ls turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves边做, from humpback whale吃奶s日本 to over 140 million seabirds--almost half the bird激情s in the Northern Hemisphere.详情