"Nine jaws we've found have this twist, including the really well-preserved ones, so it's not a deformation." ...

Scientists have described Tanyka amnicola, a newly identified species of prehistoric creature that lived 275 million years ...

“Living fossil” is often misused, but chitons really haven’t changed much in about 300 million years.

In a dry riverbed in Brazil, in a dense forest near the Amazon, a team of paleontologists found a fossilized jawbone from an ...

Biologists identify a new species of "living fossil" chiton through cutting-edge mitochondrial genome sequencing.

Scientists discovered a bizarre 275-million-year-old aquatic animal with sideways teeth and a twisted jaw in Brazil, revealing a rare “living fossil” lineage from the Permian period.

The remains of a "weird" creature with a twisted jaw and sideways-facing teeth have been discovered in the Amazon jungle. Scientists say the plant-eater Tanyka was a “living fossil” when it stalked ...

With its uniquely twisted jaw and sideways-facing teeth, the new species was a relic of an earlier and more experimental time in the evolution of life on Earth. Fossils discovered in Brazil show that ...

Something unusual has slipped back into the dark, fast-moving waters of Sweden’s Göta River: a prehistoric “living fossil.”After more than a century of absence, a massive and ancient fish has begun ...

Paleontologists recently discovered a new extinct coelacanth species that highlights the role that Earth’s plate tectonics plays in evolution. Also called Latimeria, coelacanths are a deep-sea fish ...