WELCOME TO THE WORLD OF DINOSAURS

INDEX Introduction Facts about dinosaurs Different breeds of dinosaurs

DINOSAURS Dinosaurs are a diverse group of reptiles of the clade Dinosauria that first appeared during the Triassic. Scientific name: Dinosauria

FACTS ABOUT DINOSAURS Dinosaurs had giant fleas with beaks the size of modern syringe needles.

2. New research indicates the asteroid that killed the Dinosaurs did so, not primarily due to dust blocking out the sun, but by ejecting ~500 cubic miles of tiny glass spherules at near escape velocity. Upon falling to earth they incinerated nearly all surface life in a matter of minutes.

3. Only 59% of U.S. adults know humans and dinosaurs did not co exist .

4. Hans Larsson is a scientist who is trying to reactivate dormant dinosaur traits that linger in unexpressed bird genes. So far, he has managed to create chicken embryos that have teeth and long reptilian tails.

5. Taxonomically, modern-day birds aren’t just descended from dinosaurs, but are considered to BE dinosaurs.

6. The spikes at the end of a dinosaur’s tail are called the thagomizer, a term coined by Gary Larson in a 1982 Far Side comic

7. Dinosaur Eggs Were Colorful. They Usually reproduce through eggs

8. SOME COMMON NAMES OF DINOSAURS….

DIFFERENT BREEDS OF DINOSAURS….

 MAJUNGASAURUS -May have indulged in cannibalism -Was 2 car lengths long -Weighed as much as a Rhinoceros - Ran on two legs - Was one of the last dinosaurs to have lived

Sauroposeidon Fossils have been found in Oklahoma, Wyoming and Texas - Weighed as much as 10 elephants As high as a 6 story building Was 10 car lengths long - Its neck length was 40 feet long

Parasaurolophus They weighed as much as a full-size van They were 4 car lengths long Parasaurolophus was an herbivore It’s crest is built like a Crumhorn It’s max speed was 25 MPH

Apatosaurus This dinosaur was an herbivore It could crack its tail at over 200 decibels It’s name means “deceptive lizard” Likely, it was impossible for it to raise its head

Stegosaurus Stegosaurus had the brain of a Walnut Scientists call the Stegosaurus’s spiked tail a thagomizer It swallowed rocks to aid in digesting plant matter Stegosaurus means “roofed lizard” This dinosaur’s bite was weaker than a human’s bite

Thanks for watching ppt . MADE BY:-Aanandita Bhartiya SCHOOL NAME:-Delhi Public School Ghaziabad International CLASS:- VIII C