Imagine zooming out on a giant family tree that includes every bird you have ever seen. Ostriches sprint across open plains, ...
The 66th Supplement to the American Ornithological Society's (AOS) Check-list of North American Birds, published in Ornithology, includes several significant updates to the classification of bird ...
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Researchers and volunteers in Texas documented birds of different species preening one another. Experts say the behavior may be more common than documented.