Colorful and Unusual Birds Spring 2012 - OCwildlife
You can see the difference in the Mountain Bluebird and the Western one. There is a lighter blue blended with the vivid, and no buff or rufous colorings. They are also much more shy to humans.

You can see the difference in the Mountain Bluebird and the Western one. There is a lighter blue blended with the vivid, and no buff or rufous colorings. They are also much more shy to humans.

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