简介:In the ice-gripped 开心environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents such as bears and seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrant中文s descend in droves, from humpback whales to over 140 million seabirds--almost half久久 the bird婷婷s综合 in the Northern Hemisphere.详情