Primary project

1. Natalia Moya Isla 3º B

2. The vertebrates are characterized
for having a skeleton full of bones that support his body.
The vertebrates divide in five groups:
-Mammals
-Birds
- Amphibious
- Reptiles
-Fish
Natalia Moya Isla 3º B

3. Natalia Moya Isla 3º B

4. Natalia Moya Isla 3º B
The mammals are VIVIPAROUS.
The babies grow inside the mother up to his birth and feed
of the milk that his mothers produce in the breasts.

5. Natalia Moya Isla 3º B
There are mammals that live always in the sea, though they
breathe for lungs.
His skin is smooth.
Whales, sharks and dolphins
are marine mammals
They live in the water diving and they have to go out to
the surface to breathe.

6. Natalia Moya Isla 3º B

7. Natalia Moya Isla 3º B

8. Natalia Moya Isla 3º B
The birds breathe for lungs.
The birds are oviparous,
the babies are born of the eggs
that his mothers put

9. Natalia Moya Isla 3º B

10. Natalia Moya Isla 3º B

11. Natalia Moya Isla 3º B
The fish are aquatic animals
that live in the water
and that they breathe for gills.
Some of them live in sweet water
and others in salty water

12. Natalia Moya Isla 3º B