1. What is the difference between a Vertebrate and an Invertebrate?
Directions:
Get a Science textbook
Read page A16 & look at the pictures (make sure to read the captions!)

2. Vertebrates Vertebrates are animals with a backbone
5 Groups of Vertebrates:
Birds
Mammals
Fish
Reptiles
Amphibians

3. Birds
A characteristic that defines birds is that they have _______________.

4. Mammals
A defining characteristic of mammals is that they have _________ or _________.

5. Fish
A defining characteristic of fish is that they have __________ and use __________ to breathe.

6. Reptiles
A characteristic that defines reptiles is that they have _______ like fish, but they have _________ to breathe.

7. Amphibians
A defining characteristic of amphibians is that even though they don’t have hair or fur, they also don’t have __________.

8. Animal Adaptations Directions: Get your Science textbook
Read page A48 & answer the following questions:
What is an adaptation?
Give an example of a bird adaptation.

9. Examples of Adaptations

10. Animal Adaptations Directions: Read page A50 in your Science textbook.
Look at the pictures and read the captions, too.
Birds have __________ that help them fly.
Mammals have ___________ that keeps them warm.
Fish have _________ that protect them from other animals.
Dolphins do not have a lot of _________ which helps them glide through the water.
A hedgehogs’ spines help protect it from ___________.
Polar bears’ fur is __________ which helps keep it warm in the cold weather.