简介:In the i锕锕ce-gripped environment of Alaska's Admir锕锕alty Island, summer offers the briefest of respites. Year-round residents such as bears and seals turn to the salmon-filled waterways for sustenance. Meanw锕锕hile, migrants descend in droves, from hump免费back wha锕好les to over 140 million seabirds--almost half the birds in the Northern Hemisphere.详情