简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents such人体 as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in dr妺妺窝777777oves, from humpback whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情