Tiny blackpoll warbler flies 3 days non-stop in record migration

[news]

http://i.cbc.ca/1.3017561.1427892823!/fileImage/httpImage/image.jpeg_gen/derivatives/16x9_460/blackpoll-warbler.jpeg Scientists have figured out how a tiny songbird called the blackpoll warbler mysteriously vanishes from most of Canada each fall — it has to do with one of the most amazing migrations in the world.


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