简介:In the ice-gripped environmen做爰t of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round resid伦理ents such as bears and seals turn to the s漂亮almon-filled waterways for s老师ustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情