Tyrannosaurus, Triceratops, Jurassic era, fossil discovery, and paleontologists.
Test your knowledge with these top questions!
About how long was a full-grown Tyrannosaurus rex from snout to tail?
Large adults weighed around nine tons, with massive skulls over five feet long.
What does the dinosaur name Velociraptor mean?
The name joins Latin words for swift and plunderer, describing a fast predator with grasping hands and feet.
Real Velociraptors were roughly the size of which modern bird?
Real Velociraptors measured about 2 meters long and weighed as much as a turkey, far smaller than film raptors.
What large bony feature shielded the neck of the dinosaur Triceratops?
The broad frill may have helped Triceratops attract mates, face down rivals, and block bites to the neck.
Fossil arm bones show Velociraptors carried what birdlike covering?
A Velociraptor forearm bone preserves quill knobs, the same anchor points that hold flight feathers in living birds.
How many horns gave the dinosaur Triceratops its name?
Triceratops had two long brow horns plus a shorter nose horn, matching Greek words for three-horned face.
What did the dinosaur Triceratops mainly eat?
Triceratops used a sharp beak and rows of shearing teeth to cut through cycads and other low plants.
Tyrannosaurus rex had enlarged olfactory bulbs, giving it an especially sharp sense of what?
Its forward-facing eyes also gave it strong depth perception for judging distance to prey.
On which continent did wild Tyrannosaurus rex roam during the Cretaceous?
Tyrannosaurus rex fossils come from western North America, in rock about 68 to 66 million years old.
What does the dinosaur name Brachiosaurus mean in Greek?
Brachiosaurus earned the name because its front legs were longer than its hind legs, unlike most sauropods.