简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents such as 碰碰be公开ars and seals turn to th免费e salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, 超级from humpback whales to ov碰碰er 140 million seabirds--almost half the birds in the Northern Hemisphere.详情