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

[picks clanking] - [Narrator] Avrahami has joined other paleontologists in this remote site in the hope of discovering dinosaur bones. Scientists use many tools to exhume these ancient animals.

“So that’s really important as we know there’s a pretty uncertain relationship between the keratin and the underlying bone ... of the 2024 book “Uncovering Dinosaur Behavior: What ...

And some Velociraptor fossils have tiny bumps on their arm bones where feathers were attached, just like in modern birds. At first, paleontologists thought only theropod dinosaurs had feathers.

movement and behavior from a time when no fossilized dinosaur bones have been found in Australia," Romilio said. Each footprint has three toes, indicating that they belong to the ichnospecies ...

While paleontologists in Australia have not discovered any fossilized dinosaur bones from this period, these dinosaurs nevertheless made their bygone presence known. Researchers have discovered ...

“Keratin usually doesn’t fossilise. It decays long before bones do,” says Kobayashi. “Most of the time, when we find dinosaur claws, we’re only looking at the bony core. But in ...

Dinosaurs have captured people's imagination ever since their bones and teeth were first scientifically described in 1822 by geologist and paleontologist Gideon Mantell in England. Dinosaur bones ...

Made of keratin (the same material as fingernails), the sheath reveals that the claw itself was much longer than the underlying bones ... of the 2024 book “Uncovering Dinosaur Behavior: What ...

Because no fossil bones were associated with the footprints and no dinosaur skeletons from the Early Jurassic Epoch have ever been found in Australia, it is impossible to know exactly which ...