简介:In the ice大全-gripped env在线观看ironment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents such as bears and seals tu影视rn to the salmon-fi小小lled waterways for sustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情