vertebrate and invertebrates

1. vertebrates

1.1. Mammals

1.2. Reptiles

1.3. Fish

1.4. Amphibians

1.5. Birds

2. invertebrates

2.1. Protozoa

2.2. Flatworms

2.3. Coelenterates

2.4. Molluses

2.5. Arachnids

2.6. crustaceans

2.7. Insects

2.8. Myriapods