简介:In the ice-gripped enviro看的nment of Alaska's Admiralty Island, sum凌晨mer offers the briefest of respites. Year-round residents such as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 million seabirds--almost 三点half the birds in the Northe半夜rn电影 Hemisphere.详情