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20 Things About Stuff - your

kids might not know



  1. Dinosaurs live today. They are called birds.

  2. The present scientific consensus is that birds are a group of theropod dinosaurs that originated during the Mesozoic Era.

  3. When you say the word “dinosaur”, people think big! But some dinosaurs such as the Compsognathus were just 3 feet tall and weighed as little as 6.5 lbs.

  4. The largest dinosaur was the Titanosaur Argentinosaurus huinculensis that weighed 96 metric tons and was as long as a 3 school buses, end to end.

  5. Contrary to what some people believe, there were no humans around when the dinosaurs walked the earth. The dinosaurs died out about 65 million years ago. The first humans appeared between 5 and 7 million years ago.

  6. Some dinosaurs had feathers.

  7. Some scientists think that dinosaurs' skin could have been shades of purple, orange, red, even yellow with pink and blue spots.

  8. Not all dinosaurs were meat eaters. About 35% were carnivores, the rest ate plants.

  9. New Zealand is home to a dinosaur relative called the Tuatara Lizard.

  10. Dinosaurs made sound as air was pushed through these crests. They likely made a deep bellowing sound similar to a horn. Did dinosaurs communicate? Most paleontologists think so. Like modern-day birds and reptiles, dinosaurs probably made noises to signal that they were looking for a mate, that there was danger, or that they were hurt.

  11. The oldest dinosaur fossil found is estimated to be 240 million years old.

  12. So far, over 700 different dinosaur species have been found.

  13. Dinosaurs lived on every continent in the age of the dinosaurs

  14. Most dinosaurs lived on land. There were two or three swimming dinosaurs. Most of swimming creatures were reptiles, different to dinosaurs whose legs were under their bodies, not on the sides like the swimming reptiles.

  15. Dinosaurs laid eggs. The largest found were 20 inches long and 10 inches in diameter.

  16. Sauropod dinosaurs had necks up the 33 feet long.

  17. The speediest dinosaur was the  Dromiceiomimus who could run up to 60 kilometers an hour.

  18. Scientists think some plant eating dinosaurs might have lived up to 100 years old. The T-Rex was fully grown at 28 but it is not known how old they lived.

  19. Most dinosaur fossils have been found in North America, Argentina and China.

  20. If dinosaurs were still around, we would not be.

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