Hello, Tweeters,

Here are the stories from last week:
* If It Weren't for Birds
http://bit.ly/1DOQhig
* How Birds' Names Change
http://bit.ly/2ltKC24
* Crossbills Nest in Winter
http://bit.ly/2kflo2q
* The Cactus Wren's Signature Voice
http://bit.ly/2kSdwWk
* Ecosystem Engineers on America's Serengeti
http://bit.ly/WnJ1W0
* Northern Saw-whet Owls - So Common! Who Knew?
http://bit.ly/NGMiQn
* Ruffed Grouse and Aspen Groves
http://bit.ly/1iiO9Gr
???????????????
View the photos and links for next week's shows:
http://bit.ly/2kCAZMT
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Did you have a favorite this week? Please let us know.
mailto:info at birdnote.org
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Thanks for listening,
Ellen Blackstone, BirdNote