简介:In the ice-gripped environ作品ment of Alaska's Admiralty Island, summer offers 番号the briefest of respites. Year-round residents such as bears and seals turn to the salmon-filled waterways for sustenance. Mean野结while, migrants descend in droves, from humpback whales to over 140 million seabirds--almost half波多 the birds in the Northern Hemisphere.详情