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 The king the most feared and revered and CARACTERS OF DINOSAURS They have upright posture They were oviparous They lived in the land Thei skull had hole between their eyes and nostrils WHY THEY WENT EXTINCT They were extinguished by the fall of a large asteroid. Change evironmental. It was a mass extinction Alvare´s theory Caused gas, dust and a large amount of irid...