A 150-million-year-old bird fossil, Zhengheornis, reveals the first step in the evolution of the short tails seen in modern ...

A newly identified bird from the Late Jurassic is helping fill one of the biggest gaps in bird evolution. Named Zhengheornis ...

Add Yahoo as a preferred source to see more of our stories on Google. Paleontologists have found the first complete skull of a controversial prehistoric bird. Known as Vegavis iaai, the bird thrived ...

Scientists have discovered a previously unknown fossil goose that challenges a decades-old theory about the evolution of New ...

But in the thousands of fossil birds in the same group as this little fossil, none have ever been found with gizzard stones. To help determine if the new little bird was simply the first of its kind ...

, July 5 -- Chinese researchers have discovered a new Jurassic bird fossil that is changing scientists' understanding of how birds evolved shorter tails, according to a study published online in the ...

Spring in the Arctic brings forth a plethora of peeps and downy hatchlings as millions of birds gather to raise their young. The same was true 73 million years ago, according to a paper featured on ...

Around 45 million years ago, a 4.6 feet-tall (1.40 meters) flightless bird called Diatryma roamed the Geiseltal region in southern Saxony-Anhalt. An international team of researchers report on the ...

More than 200 million years ago, life on Earth was experimenting with new forms. The Triassic period gave rise to animals ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. About 50 million ...

The unlucky fossil bird, preserved with over 800 tiny rocks in its throat (visible as the gray mass next to the left of its neck bones). A fossil only tells part of the story. When an animal’s body is ...