(The third bone may be another new species, but the fossil's degraded condition made it difficult to tell for sure.) All of these birds are part of a group called the avisaurids. They belong to a ...

Fossils of alvarezsaurid dinosaurs show bird-like air sacs in their bones. Scans revealed hollow spaces connected to their ...

The blue-headed quail dove is a uniquely ancient species with no close relatives and is now on the brink of extinction. At ...

It’s also possible that older short-tailed birds existed before Baminornis, but their fossils haven’t been found yet. Future discoveries may further rewrite this timeline. Sixth Tone: When did this ...

But the fact it still holds the title of ‘first bird’ in many people’s minds may have more to do with when the species was discovered than anything else. When the first Archaeopteryx fossil was ...

2025 — Researchers examined dozens of bird species in museum collections looking for differences in the feathers and bodies between birds that can fly and birds that can't. They found that when ...

"Fossil feathers are usually preserved in ancient mudrocks laid down in lakes or lagoons. The fossil vulture is preserved in ash deposits, which is extremely unusual," study lead author Valentina ...

Plastic waste has let common coots reuse nests year after year. Scientists have now used the trash layers to date how old nests are.