简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents such as bears and seals turn to the salmon-中文filled 完整waterways for sustenance. Meanwhile, migrants descend in droves, from humpba字幕ck whales to over 140 million seabirds--almost half the birds in the 整版Northern H最近emisphere.详情