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Dinosaurs. A look at prehistoric animals. What was a dinosaur?. Dinosaurs were a group of prehistoric reptiles. Reptiles are animals that: - have backbones - have scaly skin - lay eggs - are cold- blooded. Have people ever seen a dinosaur?. NO!

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Dinosaurs

Dinosaurs

A look at prehistoric animals


What was a dinosaur
What was a dinosaur?

Dinosaurs were a group of prehistoric reptiles. Reptiles are animals that:

- have backbones

- have scaly skin

- lay eggs

- are cold- blooded


Have people ever seen a dinosaur
Have people ever seen a dinosaur?

NO!

When early humans appeared on earth, dinosaurs had already been dead for millions of years!


How do we know they really existed
How do we know they really existed?

People found out about dinosaurs from fossils.

There are 5 kinds:

1. bones

2. teeth

3. footprints

4. skin prints

5. eggs and nests


Who looks for dinosaur fossils
Who looks for dinosaur fossils?

A paleontologist is a scientist who studies prehistoric life.


What did dinosaurs eat
What did dinosaurs eat?

There were three type of dinosaurs:

Herbivore- These dinosaurs only ate plants and berries

Carnivore- These dinosaurs only ate meat

Omnivore- These dinosaurs ate both plants and meat



Let s review
Let’s review!!!

Prehistoric-anything that happened before people started writing history.


Fossils
fossils

The remains or traces of plants or animals from millions of years ago.


Paleontologist
Paleontologist

Scientist who study prehistoric life


Herbivore
Herbivore

Animal that eats only plants.


Carnivore
Carnivore

An animal that eats meat only


Omnivore
Omnivore

Animal that eats both plants and animals



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