简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites再深点. Year-r灬太ound residents such as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, from humpba舒服ck whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情