简介:In the ice-gripped environment of Alaska's Admiralty Island日产, summer offers the briefest of respites. Year-round residents such as bear欧美s and seals turn to the salmon-filled waterways for sustenance. Meanwh欧美ile, migrants descend in droves, from humpback whales to over精品 140 million seabirds--almost half the birds in the Northe日产rn Hemisphere.详情