简介:In the ice-gripped environment of Alaska's Admiral全集ty Island, summer offers the briefest of respites. Year-round residents such as bears and seals turn to the salmo哒哒n-filled waterways for sustenance免费. Meanwhile, migrants descend in droves, 哒哒from humpback whales to over 140 million在线观看 seabirds--almost half the birds in the Northern Hemisphere.详情