简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round resid三区ents such as bears and seals turn to the salmon-filled water一区ways for sustenance. Mean二区while, m欧美igrants descend in droves, from humpback whales to over 140 million seabirds--almost hal无码f the birds in the Northern Hemisphere.详情