What’s tiny, cute, and lived 215 million years ago? The Mussaurus. At least scientists believed it was tiny and cute for a long time.   Fun Facts The name Mussaurus means Mouse Lizard/Reptile. This

The word titan means “giant” after the titans, who were created by Uranus and Gaia in Greek mythology. Now imagine an animal whose name means “giant giraffe.” That’s the Giraffatitan.   Fun Facts Giraffatitan was a sauropod (long-neck)...

Brontosaurus, one of the world’s most beloved dinosaurs, is one example of how science evolves and changes as we learn new things.   Fun Facts The Brontosaurus was first discovered in the...

T-Rex is the most beloved and easily recognized dinosaur of all time, probably because it has been studied for many years. Its name means “Tyrant Lizard King,” which is probably an apt description.   Fun...

If a dinosaur looks like a bird, moves like a bird, and acts like a bird, is it a bird? Not necessarily.   Fun Facts The Struthiomimus...

The Oviraptor was the first member of its family, oviraptoridae, to be discovered. It was a birdlike dinosaur with a sharp, short beak like a parrot. It lacked teeth, but it did have points on the roof of its mouth.

We might know more about the Microraptor than any other dinosaur because scientists have discovered many fossils from this animal. Over 300 Microraptor fossils have been found.

The Hadrosaurus is special because it was the first dinosaur found in the U.S. officially recognized as a dinosaur by science.

Gallimimus Ballatus lived during the late Cretaceous Period, about 70 million years ago, in what is now Mongolia. This dinosaur got its genus name, which means “chicken...

The Dilophosaurus had a large crest on its skull, made from delicate bone. This crest wasn’t strong enough to be a weapon, but was probably used to intimidate or impress. Because it was one of the largest animals alive during its time, its short, curved teeth were probably just right since it...

One of the largest dinosaurs, the brachiosaurus was 82 feet long and tall enough to look in a five-story building. It probably weighed as much as 62 tons. It moved slowly and ate plants, and its front legs were longer than its back ones—similar to a

Imagine a cross between a turtle and a military tank and you might have an anklyosaurus. This animal was slow, but tough!

Abelisaurus The first Abelisaurus fossil was found in Argentina in 1985 by Roberto Abel. This dinosaur was a fierce carnivore, but it evolved separately from the tyrannosaurs.