简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year中间-round residents such as bears and 舔我seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants趴在 descend in droves, from hum两腿pback whales to over 140 milli私密on seabirds--almost half the birds in the Northern Hemisphere.详情