Complete the diagram below. Provide appropriate word needed in each box.
![Complete The Diagram Below Provide Appropriate Word Needed In Each Box class=](https://ph-static.z-dn.net/files/daf/92aa9f32569abf2d11d19801ef798fe5.jpg)
1.Fish
2.Reptiles
3.Birds
4.Amphibians
5. Mammals
1.Sponges
2.Earthworms
3. Fly
4.Flatworms
5.Sea anemone
6.Centipede
7.Crawfish
8.Whelk
• Animals are divided into two groups: vertebrates and invertebrates. Vertebrates are creatures with a backbone that runs through their entire body. Backbones are absent in invertebrates. Worms and jellyfish have a soft body, while spiders and crabs have a hard outer case covering their bodies.