简介:In the ice-gripped environment of Alaska's Admiralty Island, s夜夜ummer offers the briefest of respites. Year-round residen免费ts such as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 millio视频n seabirds--almost half the birds in the Northern Hemis夜夜p日日here.详情