THE DINOSAURS AND THEIR EXTINCTION
THE DINOSAURS
- They are animals terrestrial like a reptile
- The name of dinosaurs comes from the GREEK meaning scary lizard
- They became extinct in the prehistoric epoch MESOZOICA
- Inhabited millions years ago
- Dominated the planet for 180 years
- Ther were hervivores and carnivores
- Some dinosaurs used to be bipedal wich means they walked on two legs and quadrupeds means wich on four legs
TYPES OF DINOSAURS
Velociraptor
Triceraptop
Ankylosaurus
Brontosaurios
Pteranodon
Carnotauro
The most important and the first dinosaur t-rex or tyranosaurus rex
WHY THEY WENT EXTINCT
They were extinguished by the fall of a large asteroid.
Change evironmental.It was a mass extinctionAlvare´s theoryCaused gas, dust and a large amount of iridium, an element in the Earth´s curstThey extinct 66 millions years agoIt said to fallen in the Yucatán peninsula in MexicoDue to the crater called Chicxulub with 150 kilometers wide
FUN FACTS ABOUT DINOSAURS
- Today´s bird revolutionized dinosaurs that probably had feathers.
- The word dinosaur means '' terrible lizard´´ in GREEK
- The dinosaurs dominted the Earth for 160 millions years from the Triassic and Cretaceous
- It´s skulll is the largest of all the animalsthat have ever existed
- We know that they existed thanks to the fossils that have been discovered
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