简介:In 视频the ice-gripped environment 吃奶of Alaska's Admiralty Island, summer边摸 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 humpba叫床c刺激k whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情