简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of巨鞭 respites. Year-round res女人idents su黑人ch as bears a哭了nd seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 million seabirds--视频almost half the birds in the Northern Hemisphere.详情