简介:In 一区the国产 ice-gripped enviro二区nment of Alaska's A亚洲dmiralty Island, summer 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 hum无线pback whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情