1. Placenta
2. Dry, scaley skin
3. Has hair
4. Has a skeleton made of cartilage
5. Includes fish (any type)
6. Metamorphosis
7. Has gills (at any point in its life)
8. Has an amniote egg
9. Endothermic
10. Has gills for one part of its life, lungs for another
11. Pouched
12. Feathers
13. Hollow bones
14. Can breathe through skin
15. Cloaca
16. Jawless
17. Diaphragm
18. Fused collarbone
19. Gestation period
20. Ectothermic
21. External fertilization
22. Mammary glands
23. Bird
24. Duck-billed platypus
25. Human
26. Frog
27. Koala
28. Turtle
29. Manatee
30. Shark
31. Goldfish
32. Snake
33. Eagle
Fill in the blank.
34. Vertebrates belong to the
Kingdom _________________
35. The Phylum __________________________
36. All vertebrates have a _____________
37. The theory that species change over time: _____________
38. Amphibians probably evolved from ______________
39. The fused collarbone of birds is the _______________
40. The "watery environment" of an embryo: _________________
| Vertebrates Classes
A. Agnatha |
| Many questions are those pesky "which pair is most closely related?" - make sure you have a good understanding of which animals go into which groups. |