简介:In the ice-gripped environment of 在线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 wat视频erways for sustenance. Meanwhile, mi蜜桃grants descend in droves, from humpback whales to ove婷婷r 140 million seabirds--almost half the birds in the Northern Hemisphere.详情