简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-round residents在线 such as bears and seals turn to the salmon-filled w永久aterways for sustenance. Meanwhile, migrant白白白s descend in droves, from humpback whales 国产白白to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情