1112+Dinosaurs

=Dinosaurs=

What did dinosaurs look like?
Dinosaurs look like giant lizards. Many were brown, green, red, orange, and yellow. They had scales. Carnivores have sharp teeth that could go through anything, and claws that could rip through anything. Herbivores have sharp teeth too, but not as sharp. Most carnivores stand on two legs like a human. Most herbivores stand on four legs like a dog. [2]

Which dinosaurs were predetors, and which were prey?
[5]
 * ===Prey=== || ===Predators=== ||
 * Spinosaurus. || Tiranosaurusrex - 41 feet long, 7 tons. ||
 * Stegosaurus, herbivore || Giganotosaurus - 45 feet long, 8tons. ||
 * Parsaurolophus -duck billed dinosaur. || Allosaurus - 38 feet long. ||
 * Diplocaulus - 5 inches long. || Troodon - eats meat. ||
 * Triceratops - 10 feet wide 30 feet long weighing about 10 tons armored head 3 horns || Velociraptor - size of a turkey, hunted in groups, when full grown can weigh up to 33 pounds. ||
 * Apatosaurus - a herbivore. || Deinonychas - one of the most fragile predator’s heights about 11 feet .its name means terrible claw. ||

What animals lived at the same time as the dinosaurs?
There were not many animals living with the dinosaurs. Here are just a few. There was a therapids which was a reptile with hair. A phytosaurs was an aquatic animal. Another one is a euparker which stood on two feet and had no teeth. That is what animals lived with the dinosaurs in the Triassic period. [3]

The animals that lived with dinosaurs in the cretaceous period were a lot different. There was a frog which is an amphibian. Another is a crocodile which is a reptile. Another is a lizard which is a reptile. There are a couple salamanders which are amphibians. Finally there are lots and lots of turtles and snakes. That’s what lived with the dinosaurs.[4]

What killed off the dinosaurs?
The 5 theories that scientist found are,the first theory is a meteorite crashed into earth, changing the climatic conditions. The dinosaurs couldn't survive.The second theory is ash and poisonous gas spewing from volcanoes suffocating almost all of the dinosaurs. Eventually all of them died.The third theory is diseases wiped out entire populations of dinosaurs.The fourth theory is food chain imbalances lead to the starvation of the dinosaurs causing death.The fifth theory is a meteorite crashed into earth creating a huge dust cloud that blocked out the sun making the ice age.