1. Chordates How do Chordates fit into the diversity of life?

2. Characteristics: Has either a backbone or a notachord (vertabrates).

3. Characteristics: Is one of the following:

4. Characteristics: Is one of the following: Ectotherm (cold blooded):

5. Characteristics: Is one of the following: Ectotherm (cold blooded): can change its own body temperature

6. Characteristics: Is one of the following: Ectotherm (cold blooded): can change its own body temperature Endotherm (warm blooded):

7. Characteristics: Is one of the following: Ectotherm (cold blooded): Can change its own body temperature Endotherm (warm blooded): Has a stable body temperature

8. Major categories: Fish:

9. Major categories: Fish:

10. Major categories: Fish: Amphibians:

11. Major categories: Fish: Amphibians:

12. Major categories: Fish: Amphibians: Reptiles:

13. Major categories: Fish: Amphibians: Reptiles:

14. Major categories: Fish: Amphibians: Reptiles: Birds:

15. Major categories: Fish: Amphibians: Reptiles: Birds:

16. Major categories: Fish: Amphibians: Reptiles: Birds: Mammals:

17. Major categories: Fish: Amphibians: Reptiles: Birds: Mammals: