简介:In the ice-gripped中文 environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents such as bea一个人rs and seals turn to the sal免费中mon-filled waterways for sustena免费nce. Meanwhile, migrants descend in droves, from hum看的pback whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情