1. Animals of Rainforest

3. vertebrates What kind of animal has no backbone?
The five most well known classes of vertebrates(animals with backbones) are mammals, birds, fish, reptiles, amphibians. There are also a lot of animals without backbones.
What kind of animal has no backbone?

4. invertebrates
Animals without backbones are called invertebrates. They range from well known animals such as jellyfish, corals, slugs, snails, mussels, octopuses, crabs, shrimps, spiders.

6. http://study. com/academy/lesson/monerans-definition-examples-types