1. Vertebrates vs Invertebrates

2. Background Invertebrates- do not have a backbone. 95 % of animal species and divided into 9 different phyla Vertebrates- Have a backbone. 5% of all animal species. 1 phylum (Chordata). Pg 411 in text

3. Phylum Chordata Aquatic Fish Amphibia Terrestrial Reptilia Aves (birds) Mammalia

4. Fish

5. Amphibians

6. Reptiles

7. Birds

8. Mammals

9. On the Computers What phylum do Earthworms belong to? What are some other examples of animals in this phylum? Approx how many species in this phylum? What are some characteristics of animals in this phylum? http://www.mhhe.com/biosci/genbio/virtual_labs/BL_14/BL_14.html http://www.naturewatch.ca/english/wormwatch/virtual_worm/index.html http://www.youtube.com/watch?v=A2BY0hRUA9E

10. 1. What phylum do Earthworms belong to? 2. What are some other examples of animals in this phylum? Approx how many species in this phylum? 3. What are some characteristics of animals in this phylum? http://www.mhhe.com/biosci/genbio/virtual_labs/BL_14/BL_14.html Click on Lab Manual and read through the pages. Drag each body part on the earthworm for the internal and external anatomy. Draw a labeled diagram of both in your notebook.