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FACTS ABOUT: Dinosaurs dinosaur

Definition: dinosaur  Play dinosaurpronunciation  A dinosaur is a kind of animal that lived millions of years ago.
Some dinosaurs were the largest animals that ever lived on land.

Fun Facts


1. Bird Ancestors: Dinosaurs aren't actually gone forever—modern birds are the direct living descendants of feathered dinosaurs! A chicken or a pigeon is technically a tiny, modern cousin of the T. rex.


2. Name That Means Terrible Lizard: The word "dinosaur" comes from Greek words meaning "terrible lizard," but dinosaurs weren't actually lizards—they were a totally separate group of reptiles.


3. Feathered Friends: Scientists have discovered that many meat-eating dinosaurs (and even some plant-eaters) were covered in feathers, fluff, or quills instead of scaly crocodile skin.


4. Gigantic Giants: Some plant-eating sauropods, like the Argentinosaurus, were as long as three school buses parked end-to-end and weighed as much as several elephants combined!


5. Tiny T-Rex Arms: Even though the Tyrannosaurus rex was a terrifying apex predator with teeth the size of bananas, its front arms were so short that it couldn't even reach its own mouth.


6. Armored Tanks: Dinosaurs like the Ankylosaurus wore heavy body armor made of bony plates and carried a massive, bone-crushing club at the tip of their tail to defend themselves.


7. Super-Fast Sprinters: Not all dinosaurs were slow and lumbering. Smaller predators like the Velociraptor and Gallimimus could run as fast as modern highway cars!