简介:In the ice-gri双性pped environment of Alaska's A张开dmiralty Island, summer offers the briefest of respites. Year-round residents such as bears a惩罚nd seals turn to the salmon-filled waterways for sustenance. Meanwhile, migrants descend in droves, from humpback whales to over 140 mi春药llion seabirds--almost half the birds in the Northern Hemisphere.详情