Animals
| Group | Features | Examples |
| Fish (31,000 species) | Lives in water. Breathes with gills. Most lay eggs. Cold-blooded. |   Cuttlefish |
| Amphibian (70,00 species) | Moist skin. Lay their eggs in water. Larvae breathe with gills. Adults breathe with lungs. |  Purple Frog |
| Reptile (10,000 species) | Dry, scaly skin. Lay eggs. Breathes with lungs. Cold-blooded. |  Galapagos Land Iguana |
| Bird (10,000 species) | Covered in feathers, Lay eggs with hard shells, Have wings, Warm blooded. |  Dodo |
| Mammal (5,500 species) | Body covered in hair / fur, Warm-blooded. Breathe using lungs. Give birth. |  Panda |
Insects
| Group | Features | Examples |
| True worms (24,000 species) | Body is tubular, or made up of segments, Tube-like digestive system. |  Bobbit worm |
| Flat worms (12,000 species) | Breathe through their skin, Unsegmented body. |  Bipalium |
| Sponges (10,000 species) | Take in water through their pores (little holes) in their bodies from which they filter (take out) little bits of food. |  Seasponge |
| Cnidarians (9,000 species) | Hollow body with specialised cells (stingers) that they use for capturing prey, Live in water. |  Deepstaria enigmatica |
| Molluscs (100,000 species) | Most live in the sea, Most have shells, Unsegmented body. |  Spiniapex |
| Echinoderms (9,000 species) | A skeleton made up of five plates, Tube feet, Live in the sea. |  Sea Cucumber |
| Arthropods (>1,000,000 species) | Jointed legs, Divided into four further sub-groups. | :) |
| :) | Crustaceans Most are aquatic, Body divided into three parts. |  Ostracod |
| :) | Myriapods Many pairs of legs, Simple pair of antennae. |  Centipede |
| :) | Insects Body divided into three parts, Simple pair of antennae. |  Bee |
| :) | ArachnidsBody divided into two parts No antennae. |  Tarantula |
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