简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-免费软件round residents such as bears and seals turn to the salmon-filled waterways for sustenance. M视频eanwhile, migrants de女人scend in droves, from高潮 humpback whales to over 140 million seabirds--almos狂躁t half the birds in the Northern Hemisphere.详情