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What's a prehistoric toolkit and how could it rewrite human history?

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A prehistoric toolkit is a set of tools that early humans utilized. Learn about a prehistoric toolkit in this article from HowStuffWorks.

Which Prehistoric Creature Are You?

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Plenty of animals are around today whose traits you might want to channel, but what about the animals of yesteryear? From dinosaurs to mammoths to smilodons to terror birds (a real thing), which are you?

Why Were So Many Prehistoric Animals So Big?

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A lot of prehistoric animals were massive, but do we really know why? And is there a larger animal roaming the planet today?

Prehistoric Turtle Had a Toothless Beak But No Shell

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A 220 million-year-old turtle fossil discovered in China is the first of its kind ever to be found. HowStuffWorks looks at the rare fossil discovery.

10 Cretaceous Animals That Weren’t Dinosaurs

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Not all Cretaceous animals were dinosaurs. See 10 other animals in the Cretaceous period that roamed the Earth.

Meet Gigantophis garstini, an Enormous Prehistoric Snake

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Before the 2003 discovery of Titanoboa cerrejonensis, Gigantophis garstini was known as the largest snake to ever roam the Earth.

Think Dimetrodon Was a Dinosaur? Think Again

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Dimetrodon may look for all the world like a dinosaur, but in reality, was a member of the same clade, or group of animals, that gave rise to mammals.

9 Extinct Exotic Sea Creatures

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Extinct sea creatures were exotic as well as ferocious. See this list of 10 extinct sea creatures to learn about the beasts that lived in Earth's waters.

Did Crocodiles Descend From Dinosaurs?

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Crocodiles and dinosaurs definitely lived during the same time, but how closely are they related? Did crocodiles descend from dinosaurs?

Titanoboa: Exploring Colombia's Prehistoric Giant Snake

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The extinct Titanoboa snake lived around 66 million to 56 million years ago. These things were massive and could reach 50 feet long and 3 feet wide making them the largest snake ever to have roamed the Earth.

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