Animal Classification Basics
A Grade 3 science worksheet covering basic animal classification into mammals, birds, fish, reptiles, and amphibians.
Includes
Standards
Topics
Animal Classification Basics
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Read each question carefully and answer to the best of your ability. Good luck!
1. Which group of animals lays eggs and has feathers?
Mammals
Birds
Fish
Reptiles
2. Animals that have scales and breathe with gills are called:
Amphibians
Mammals
Fish
Birds
3. A is an animal that has fur or hair and feeds its babies milk.
4. Reptiles have dry, scaly skin and lay eggs on .
5. Look at the image below. What type of animal is this, and what is one characteristic that helps you know?
6. Look at the image below. What type of animal is this, and what is one characteristic that helps you know?

7. Amphibians can live both on land and in water.
True
False
8. All birds can fly.
True
False
Use the words below to complete the sentences.
9. have moist skin and start their lives in water.
10. are warm-blooded and have fur or hair.
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