An analysis of two theropod dinosaur fossils has shown that they had a type of carpal bone (pisiform) in their wrists—a bone ...

With a revelation that threatens to ruin some childhood toys or a Jurassic Park rewatch, paleontologists have given one of the most famous dinosaurs a facelift, proposing that the Tyrannosaurus ...

The dinosaur group called theropods included the largest land meat-eaters ever on Earth - up to the size of a school bus. But there also were theropods the size of a tabby cat and others of ...

“Our image of dinosaurs has moved a long way from the 1950s picture of lethargic, scaly lizards, to one that is much more dynamic and exciting.” Meat-eating theropods. Deinonychus was a theropod, a ...

The extinct, six-foot-long theropods lived 75 million years ago and likely only laid four to six eggs per cycle. ... Like ostriches, the theropod dinosaur Troodon also laid eggs in communal nests.

For theropod dinosaurs around 100 million years ago, the answer was probably a lek. A lek, or a lekking site, is a special area where the members of a species, typically the male members, gather to ...