简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the 四虎briefest of respites. Year-round residents such as bears and seals turn to the salmon-filled waterways 精品for sustenance. Meanwhile, migrants descend in dro库影ves, from humpback whale8848s to over 140 million seabirds--almost half the bird必出s in the Northern Hemisphere.详情