简介:In the ice-gripped environment of Alaska'精品s Admiralty Island, summer offers the briefest of respites. Year-round re久久sid综合ents such as bears and seals turn to the salmon-filled waterways for sustenance. Me国产a成人nwhile, migrants descend in droves, from humpback whales to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情