It's a lot of clay to search through for dinosaur teeth that in some cases are less than a millimetre in size. So why is Simon looking for such small fossils, when dinosaurs are some of the largest ...

Komodo dragons are the largest living species of monitor lizard ... did not allow scientists to see whether fossilised dinosaur teeth had high levels of iron. But Dr LeBlanc explained that ...

Inside a small lab in St. George, paleontologists and volunteers are racing against time. Every fossil they study dates back ...

“This is by far the biggest claw preserved for a dinosaur that has that keratinous ... which were filled with small, leaf-shaped teeth. The evolution of this two-fingered form might be linked ...

a 60-pound dinosaur from the beginning of the theropod family tree with a smooth skull (“basically a triangle with teeth,” Gates says). The researchers found that 20 of the 22 biggest ...

These creatures had hand-sized teeth and a bite force that could ... Some scientists think it was the biggest dinosaur ever—maybe even heavier than Argentinosaurus. But with so few bones ...

A megalodon tooth next to a tooth of a great white shark. The largest megalodon tooth ever found is almost 18 centimetres long. By comparison, great white teeth are usually about five centimetres long ...