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New Interactive Avian Tree of Life Lets You Trace 11,000 Bird Species Back Through Time
Imagine zooming out on a giant family tree that includes every bird you have ever seen. Ostriches sprint across open plains, ...
Up to 30% of bird diversity hotspots, places where large numbers of different bird species occur, in the western United States face threats from high-severity wildfires in the future that could ...
Curious about what Christmas Bird Count (CBC) data show? Audubon scientists have used CBC data to calculate population trends ...
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