Orodromeus is a recently discovered dinosaur and one of the most spectacular. Orodromeus (the name means 'mountain runner') was only about 6 1/2 feet long as an adult. Learn more about the Orodromeus and other Late Cretaceous dinosaurs.
WHAT'S INSIDE: DINOSAURS
It isn't hard to imagine the world full of dinosaurs, even though these extinct animals haven't walked the earth for millions of years. Learn all about dinosaurs, including early dinosaur discoveries, dinosaur fossils, and dinosaur extinction.
- About Dinosaurs
- Early Triassic & Jurassic Dinosaurs
- Middle & Late Jurassic Dinosaurs
- Early Cretaceous Dinosaurs
- Late Cretaceous Dinosaurs
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Late Cretaceous Dinosaurs
A period of great transformation, the Late Cretaceous Period is when the dinosaurs disappeared from the earth. Learn more about the Late Cretaceous dinosaurs that existed during this era, such as the Tyrannosaurus, Gallimimus, and Brachylophosaurus.
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FEATURED: DINOSAURS
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Coelophysis
One of the most unusual predators is that of Coelophysis. It was only slightly larger than a turkey and had a long slender tail and a mouth full of knife-edged teeth. What was this dinosaur's behavior like?
Heterodontosaurus
Heterodontosaurus is a small plant eating dinosaur that most likely walked on its hind legs. An unusual feature on this dinosaur is a pair of tusks that probably helped with eating. What else do we know about this tiny dinosaur?
