Tyrannosaurus rex was one of the most ferocious predators to ever walk the Earth. With a massive body, sharp teeth, and jaws so powerful they could crush a car, this famous carnivore dominated the forested river valleys in western North America during the late Cretaceous period, 68 million years ago.

Rexy Rexy is the colloquial nickname for a fictional Tyrannosaurus rex that appears throughout the Jurassic Park franchise. She first appeared in Michael Crichton's 1990 novel Jurassic Park, and made her onscreen debut in the 1993 film adaptation, directed by Steven Spielberg.

1993's Jurassic Park used pioneering computer-generated imagery (CGI) to bring dinosaurs to life in Steven Spielberg's adaption of the novel of the same name. The film quickly became a must-see event and audiences were left amazed by the spectacle of seeing believable dinosaurs grace the big screen for the first time.

Bring big fun home with the Super Colossal Giganotosaurus in a mighty size – more than 3 FEET LONG. It's sure to tower over any dinosaur lover's collection and ready to chow down on any minis in the house!

Incredible Dinosaur Facts for Kids

• The word dinosaur comes from the Greek language.
• Dinosaurs ruled the Earth for more than 150 million years.
• Dinosaurs became extinct about 65.5 million years ago.
• Baby tyrannosaurs were probably adorable.
• The largest land-based dinosaur was the Argentinosaurus huinculensis.

10 Facts About Tyrannosaurus Rex

• of 10. Not the Biggest Meat-Eating Dinosaur.
• of 10. Arms Not as Tiny as Once Thought.
• of 10. Very Bad Breath.
• of 10. Females Bigger Than Males.
• of 10. Lived About 30 Years.
• of 10. Both Hunters and Scavengers.
• of 10. Hatchlings Possibly Covered in Feathers.
• of 10. Preyed on Triceratops.

Before 1980 all knowledge of T. rex was based on only four skeletons, none very complete. The Latin name was given to the first specimen by American paleontologist Henry Fairfield Osborn in 1905 and was based on partial specimens collected from the Hell Creek Formation by renowned fossil hunter Barnum Brown.

Dinosaurs such as the Triceratops, Tyrannosaurus Rex, Pterodactyl, Brontosaurus, Diplodocus, Stegosaurus, Parasaurolophus, Ankylosaurus, Spinosaurus, Velociraptor and Brachiosaurus all make an appearance in this collection. Before you know it your little dino fan will be saying all their favourite dinosaurs!

Dinosaurs arose from small dinosauromorph ancestors in the Triassic period, when the climate was harsh and dry. They faced "competition from the croc-line archosaurs for tens of millions of years, [but] finally prevailed when Pangaea began to split," Brusatte told Live Science.

If you grew up loving Brontosaurus only to be told it wasn't a real dinosaur, it's time to rejoice: the gentle giant may have received a new lease on life. The giant sauropod, long thought to be an Apatosaurus that someone got wrong, was actually its own type of dinosaur all along, scientists say Tuesday in PeerJ.

Dinosaurs have all sorts of foreboding qualities like sharp teeth, big claws, scaly bodies, and powerful limbs. Confronting and coming to terms with something scary, while knowing they no longer walk the earth, is reassuring and can help children deal with other scary things in their life.

Tyrannosaurus rex Tyrannosaurus rex is the 'one true king of the dinosaurs' | CNN.

Dinosaurs are a diverse group of reptiles of the clade Dinosauria. They first appeared during the Triassic period, between 243 and 233.23 million years ago (mya), although the exact origin and timing of the evolution of dinosaurs is a subject of active research.