PHOTOGRAPHY BY DEB HIRT
Featuring images from "Life at Boomer Lake" and including "Birding Today"
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Showing posts with label
avian migration
.
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Showing posts with label
avian migration
.
Show all posts
Sunday, December 17, 2017
The Purpose of Avian Migration and Perhaps Why It Began
https://www.cbsnews.com/news/nature-up-close-bird-migration/
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