| Questions | Answers |
|---|---|
| An animal without a backbone is called a(n) | invertebrate |
| An animal with a backbone is called a | vertebrate |
| An animal with a skeleton on the outside of its body is called a(n) | arthropod |
| The second stage in the life cycle of some insects is called | larva |
| A change in an animal's life cycle is called | metamorphosis |
| The stage in an insect's life between larva and adult is called | pupa |
| How can you classify animals? |