简介:In the ice-gripped environment o观看f Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents such as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, from humpback毛片 whales to o少妇ver 140 million seab高潮irds--almost half the birds in the Northern Hemisphere.详情