Alaska Science Forum: Bird havens on a trans-continental journey

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By Ned Rozell

Right about now, songbirds in Brazil are shifting on their perches, feeling mysterious impulses that will soon make them leap off their branches and head toward Alaska.

One of these birds is the olive-sided flycatcher, about as tall as your hand, with a blocky body and head. With good fortune, these birds will in a few months be fluttering into a forest swamp in Alaska, Canada or the Rocky Mountains, with a mission of replicating.

Julie Hagelin has pulled on her Xtratufs to visit spruce wetlands in Alaska in search of the olive-sided flycatcher. The Alaska Department of Fish and Game biologist is co-author of a

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