Birds are the only group of dinosaurs that survived the asteroid-induced mass extinction 66 million years ago. But not all the birds alive at the time made it. Why the ancestors of modern birds lived ...

Most backyard feeder birds molt from July through September, although some may molt through December. Molting is the process by which a bird replaces its feathers. Every molting bird needs extra ...

Researchers used 13 years' worth of data on 134 bird species to come to their conclusion. They studied molting patterns from 2011 to 2024 and found that fall migratory birds consistently molted a day ...

Fossilized feathers of an extinct bird show it molted differently than modern birds. The prehistoric bird lost its feathers all at once, while many modern birds molt in waves. Regrowing feathers uses ...

Every bird you’ve ever seen— every robin, every pigeon, every penguin at the zoo— is a living dinosaur. Birds are the only group of dinosaurs that survived the asteroid-induced mass extinction 66 ...