简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers 一个人the briefe免费版st of respites. Year-round residen日本ts such as bears and seals turn to the salmon-filled waterways for susten高清ance. Meanwhile, migrants descend in droves, from humpback whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情