简介:In the i张开ce-gripped environment宝贝 of Alaska's Admiralty Island, summer offers the briefe一点st of respites. Year-round residents such as bears and seals turn to the salmon-filled waterwa小宝ys for sustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 million seabirds--almost half the birds in the Northern Hemisp怎么回事here.详情