Search Results | Late Cretaceous

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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.

New Dinosaur Species Sported Uniquely Spiked Shield

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Spiclypeus shipporum is a newly discovered horned dinosaur. Learn more about the Spiclypeus shipporum dinosaur in this HowStuffWorks Now article.

What Was the Biggest Dinosaur? Here Are the 4 Best Estimates

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Determining the biggest dinosaur is a tricky process. Dinosaurs are extinct, so scientists can't simply go out and measure the world's biggest dinosaurs.

Giganotosaurus Was One of the Largest Carnivorous Dinosaurs That Ever Lived

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Constantly compared to the Tyrannosaurus rex, the Giganotosaurus was one of a handful of dinosaurs that rivaled, or possibly exceeded, the creature in size.

Dinosaur Discoveries

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The oldest record of a fossil dinosaur bones discovery is in a Chinese book written between 265 and 317 A.D. Learn more about dinosaur discoveries.

What's so special about a dinosaur named Leonardo?

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What's so special about a dinosaur named Leonardo? It's a fully preserved dinosaur mummy. Learn what's so special about a dinosaur named Leonardo.

There Are More Animals That Start With 'X' Than You'd Expect

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Scientists have developed several methods for grouping different members of the animal kingdom by species or unique characteristics. However, there is arguably no better method for learning fun facts than by listing animal names alphabetically. These are just a few animals that start with X.

How Pterosaurs Worked

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Pterosaurs were a group of flying reptiles that first appeared on Earth about 215 million years ago. Learn more about the giant pterosaurs.

Was Tyrannosaurus rex a predator or a scavenger?

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Hollywood makes T. rex seem fast and agile, but some scientists think it was a scavenger, like a vulture. So which was it?

Caspian Sea: The World's Largest Lake (Yes, You Read That Right)

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One of Earth's most interesting natural features, the Caspian Sea is the largest inland body of water on the planet, defying conventional classifications to be both a sea and a lake.

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