
Fossils
This ancient reptile’s last meal may have truly been a killer
An ichthyosaur’s eyes were too big for its stomach. And that may have led to this ancient reptile’s death.
An ichthyosaur’s eyes were too big for its stomach. And that may have led to this ancient reptile’s death.
Scientists for the first time have turned up evidence of fossils from soft-shelled dinosaur eggs. This has scientists rethinking how dinosaur eggs evolved.
A set of 106-million year old footprints show a crocodile relative appears to have walked on two legs.
A fossil bed of clam-like animals from a half-billion years ago is covered in tube-dwelling organisms. These suggest the tube dwellers were parasites, scientists now report.
A rare fossilized stomach reveals a dino’s dining preferences. It also provides clues to the ecosystem in which the reptile lived.
Today’s plankton-eating anchovies sport tiny teeth. But their ancient kin were armed with spiky lower teeth and a giant upper sabertooth.
Spelunkers aren’t the only people to find caves interesting. So do paleontologists. Though getting to work may be harrowing, they find it’s worth it.
During this time from about 200 million to 145 million years ago, dinosaurs reigned and many animals evolved, including birds and some early mammals.
The skull of one of these ancient birds — the tiniest yet known — was discovered encased in a chunk of amber originally found in Myanmar.
Dinosaurs disappeared 66 million years ago, at the end of the Cretaceous. What made them go extinct?