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Feathers define birds. Other critters, like insects, fly; but no other critter wears feathers. And what amazing structures they are, these feathers. They allow birds to fly, perform mating displays, ...

Green herons don't do Facebook, and they certainly don't use Twitter. They don't play bridge or read novels. Not that they don't have time to fill. We've often had green herons visit the swampy pond ...

Explore the colors of songbird migration in a photo essay that displays the ways distance and timing affect plumage. In late summer and autumn, millions of birds fly above our heads, often at night, ...