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Facts About Dinosaurs and Prehistoric Animals

Lists of the 10 most important facts about various dinosaurs and prehistoric animals, ranging from Archaeopteryx to the Woolly Mammoth.

10 Facts About Allosaurus
Allosaurus was one of the most common carnivorous dinosaurs of the Jurassic period. Here are 10 facts you may or may not have known about this agile hunter.

10 Facts About Ankylosaurus
Ankylosaurus was the prototypical armored dinosaur: low-slung, slow-moving, and covered with thick, knobby, impenetrable skin. Here are 10 facts you may or may not have known about Ankylosaurus.

10 Facts About Apatosaurus
Apatosaurus is famous for once having been called Brontosaurus--and Brontosaurus is famous because it was one of the first sauropods ever to be discovered. Here are 10 facts you may or may not have known about Apatosaurus.

10 Facts About 20 Dinosaurs
We know more facts about some dinosaurs than about some others. Here's an alphabetical list of 10 facts about 20 different carnivorous and herbivorous dinosaurs, ranging from Allosaurus to Parasaurolophus to Velociraptor.

10 Facts About Archaeopteryx
Often considered to be the first true bird, Archaeopteryx was actually something far more complex: a tiny dinosaur with distinctly bird-like characteristics. Here are 10 facts you may or may not have known about Archaeopteryx.

10 Facts About Brachiosaurus
One of the largest creatures ever to roam the earth, Brachiosaurus has become the poster lizard for huge, slow-witted sauropods. Here are 10 facts you may or may not have known about Brachiosaurus.

10 Facts About Baryonyx
The first fish-eating dinosaur ever discovered, Baryonyx remains a bit of a mystery. Here are 10 facts you may or may not have known about Baryonyx.

10 Facts About Coelophysis
One of the earliest true dinosaurs, the small, slender Coelophysis has had a disproportionate impact on paleontology. Here are 10 facts you may or may not have known about Coelophysis.

10 Facts About Deinonychus
Velociraptor gets all the press, but it was another raptor, Deinonychus, that really stole the show in Jurassic Park. Here are 10 facts you may or may not have known about Deinonychus.

10 Facts About Dilophosaurus
Thanks to its brief (but inaccurate) cameo in Jurassic Park, Dilophosaurus has become one of the world's most recognizable dinosaurs. Here are 10 facts you may or may not have known about Dilophosaurus.

10 Facts About Compsognathus
Once thought to be the world's smallest dinosaur, the chicken-sized Compsognathus was one of the earliest theropods. Here are 10 facts you may or may not have known about Compsognathus.

10 Facts About Diplodocus
Whether you pronounce it correctly (dip-LOW-doe-kuss) or incorrectly (dip-low-DOE-kuss), Diplodocus was one of the biggest dinosaurs of the Mesozoic Era. Here are 10 facts you may or may not have known about this gigantic plant-eater.

10 Facts About Dimetrodon
It's often mistaken for a dinosaur, but Dimetrodon actually walked the earth millions of years before dinosaurs evolved. Here are 10 facts you may or may not have known about Dimetrodon.

10 Facts About Giganotosaurus
Giganotosaurus is rapidly gaining on T. Rex as the most popular carnivorous dinosaur. Here are 10 facts you may or may not have known about this terrifying hunter.

10 Facts About Megalodon
Megalodon was the biggest prehistoric shark that ever lived. Here are 10 facts you may or may not have known about this enormous predator.

10 Facts About Iguanodon
Iguanodon was one of the first dinosaurs ever to be discovered; because of that, paradoxically, it's also one of the least understood. Here are 10 facts you may or may not have known about this plus-sized plant eater.

10 Facts About Oviraptor
Unfairly tagged as an "egg thief," Oviraptor was actually a law-abiding dinosaur of the late Cretaceous period. Here are 10 facts you may or may not have known about Oviraptor.

10 Facts About Parasaurolophus
With its long, distinctive, backward-curving crest, Parasaurolophus was one of the most recognizable dinosaurs of the Cretaceous period. Here are 10 facts you may or may not have known about Parasaurolophus.

10 Facts About Pterodactyl
When most people say "pterodactyl," they're usually referring to one of two genuses of pterosaur, Pterodactylus or Pteranodon. Here are 10 facts you may or may not have known about these flying reptiles.

10 Facts About Protoceratops
The pig-sized Protoceratops was a common prey animal of the late Cretaceous period. Here are 10 facts you may or may not have known about this famous, frilled dinosaur.

10 Facts about Quetzalcoatlus
Quetzalcoatlus was the biggest pterosaur that ever lived; in fact, this airplane-sized reptile was the biggest flying animal in the earth's history. Here are 10 facts you may or may not have known about Quetzalcoatlus.

10 Facts About Stegosaurus
Stegosaurus is one of the most familiar dinosaurs of the Cretaceous period, but how much do you really know about this plated lizards? Here are 10 facts you may or may not have known about Stegosaurus.

10 Facts About Spinosaurus
Spinosaurus is the largest carnivorous dinosaur ever to be discovered, bigger even than T. Rex and Giganotosaurus. Here are 10 facts you may (or may not) have known about this enormous predator.

10 Facts About the Woolly Mammoth
It wasn't the biggest or fiercest of its breed, but the Woolly Mammoth remains the most famous prehistoric elephant of the Pleistocene epoch. Here are 10 facts you may (or may not) have known about this large, shaggy pachyderm.

10 Facts About Triceratops
It's impossible to mistake Triceratops for any other dinosaur--but very possible to hold some mistaken notions about this ancient beast. Here are 10 things you may (or may not) have known about Triceratops.

10 Facts About the Saber-Tooth Tiger
Although it wasn't technically a tiger, the so-called Saber Tooth Tiger was one of the most fearsome predators of the Pleistocene epoch. Here are 10 facts you may (or may not) have known about this big-toothed beast.

10 Facts About Tyrannosaurus Rex
Did you know that the average Tyrannosaurus Rex lived to be about 30 years old? Or that T. Rex babies may have been covered in feathers? Here are 10 essential facts about the king of the dinosaurs.

10 Facts About Utahraptor
One of the biggest raptors ever to walk the earth, Utahraptor terrorized North America during the early Cretaceous period. Here are 10 facts you may or may not have known about Utahraptor.

10 Facts About Velociraptor
Next to T. Rex, Velociraptor is the most famous carnivorous dinosaur that ever lived. Here are 10 facts about this meat-eater that you may (or may not) have gleaned from repeated viewings of Jurassic Park.

10 Facts About Troodon
Often touted as the smartest dinosaur that ever lived, Troodon was a typical theropod of the late Cretaceous period. Here are 10 facts you may or may not have known about Troodon.

The 10 Most Important Dinosaur Facts
Did you know that most dinosaurs were vegetarians? Or that dinosaurs lived alongside the earliest mammals? Here are 10 important dinosaur facts that every person should know.

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