InvertebratesBiggestGroupInvertebrates are the biggest group of animals.
About 97% of the animals on Earth are invertebrates.

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Invertebrates do not have a backbone (or a spine).
They don’t have a skeleton inside them.

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We can classify invertebrates into different groups:

The world of invertebrates | The Dr. Binocs Show
WormsSea JelliesMollusksArthropodsSponges
Source | Peekaboo Kidz

Invertebrate animals
All the invertebrates are oviparous.
We classify them in different groups:
SpongesJellyfishCoralsWorms
MollusksEchinodermsArthropods
Source | Happy Learning

 

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