简介:In the ice-gripped environment of Alaska's Admiralty Island, summer offers the briefest of respites. Year-r最新版ound residents suc中文h as bears and seals turn to the salmon-filled wa资源terways for sustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 m天堂illion seabirds--almost half the birds in the Northern Hemisphere.详情