Imagine zooming out on a giant family tree that includes every bird you have ever seen. Ostriches sprint across open plains, hummingbirds hover at flowers, penguins slice through cold seas, and eagles ...

(CNN) — Dark-eyed junco songbirds have been serenading the University of California, Los Angeles campus for decades as they forage for food. The species from the sparrow family is not usually found in ...

Add Yahoo as a preferred source to see more of our stories on Google. Most phylogenies exist in academic papers and remain difficult to interpret. Cornell’s Birds of the World Phylogeny Explorer puts ...