PhysOrg Posted March 31, 2015 Posted March 31, 2015 For more than 50 years, scientists had tantalizing clues suggesting that a tiny, boreal forest songbird known as the blackpoll warbler departs each fall from New England and eastern Canada to migrate nonstop in a direct line over the Atlantic Ocean toward South America, but proof was hard to come by. Read the full article on PhysOrg
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