| Contents | Phylum |
| Humans, Mammals, Birds, Sharks, Fish, etc. | |
| Sea urchins, Sea stars, etc. Phylum that is most closely related to the phylum humans belong to. | |
| Segmented worms | |
| Round worms | |
| Flat worms | |
| Sponges | |
| Jellyfish, Anemone, Corals, Hydrazoans, etc. | |
| Insects, Spiders, Centipedes, Millipedes, etc. | |
| Octopi, Scallops, Squid, Clams, Mussels, etc. | |
|