简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the brie二卡fest of respites. Year-round residents such as bears and seals 无人区turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 million seabirds--almost half the birds in一卡 the Northern Hemisphere.详情