Vertebrates and invertebrates

Animals can be classified into vertebrates and invertebrates.

Vertebrates have backbones ( skeleton ) annd invertebrates don´t have.

Vertebrates are living things with skeleton and they are divided into 5 groups:

Mammals ( dog )
Birds ( peacock )
Fish ( goldfish )
Reptiles ( tortoise )
Amphibians ( frog )

If you want to learn more about vertebrates wacht this video!

And if you want to learn more about invertebrates click on this video!

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