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 seals turn to the salmon-filled waterways for sustenance. Meanbgmbgmbgmwhile, migrants descend in droves, from humpback whales to over 140 mill浓毛ion seabirds--alm照片ost half the birds in the Northern Hemisphere.详情