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Amazing Birds
Amazing Birds
June 2007
Eldon Greij is a biologist and a lifelong educator and the Founding Editor of
Birder's World
(now
BirdWatching).
His popular column "Amazing Birds" appears in every issue of the magazine.
Read more about Eldon Greij
Songbird diva
Why you should listen extra carefully the next time you hear a Northern Cardinal sing
By Eldon Greij
Published: May 1, 2007
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