Lida Xing/NatureThe tiny dinosaur known as Oculudentavis Khaungraae ... For nearly 100 million years, the half-inch skull ...

Dromaeosaurs, such as Velociraptor and Deinonychus, were smaller, agile predators with sickle-shaped claws on their hind feet, sharp teeth and evidence of feathers. Dinosaur teeth tend to be ...

Based on these and many other similarities, Ostrom showed that birds descended from small, predatory, birdlike dinosaurs. With sharp teeth and a long, bony tail, Archaeopteryx is a link to dinosaurs ...

Stromer named it Spinosaurus aegyptiacus, the Egyptian Spine Lizard. The bones were added to the Bavarian State Collection of ...

Paleontologists are particularly interested in dragon teeth because of their similarities with dinosaurs ... adaptations to keep their weaponry sharp. Unlike mammals, reptiles shed and grow ...

Scientists have revealed fossils of a giant salamanderlike beast with sharp ... dinosaurs arrived. The predator, which was larger than a person, likely used its wide, flat head and front teeth ...

The study gives new insight into how Komodo dragons keep their teeth razor-sharp and may provide clues to how dinosaurs like Tyrannosaurus rex killed and ate their prey. Scientists have discovered ...

This structure is unique to these dinosaurs, and kept the upper and lower teeth sharp as they ground against each other.” By the end of the Late Cretaceous, Hadrosaurs had rows of tightly packed teeth ...

WASHINGTON (AP) — Scientists have revealed fossils of a giant salamanderlike beast with sharp fangs that ruled waters before the first dinosaurs ... flat head and front teeth to suck in and ...