简介:In the ice-gripped environment o在线f Alaska's Admiralty Island, summer offers the briefest of respites. Year-ro精品und residents such as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants desce不卡nd in droves, from humpback whales to o国语ver 140 million seabirds--almost half the birds in the Northern Hem国产品isphere.详情