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Animal Classification Basics

A Grade 3 science worksheet covering basic animal classification into mammals, birds, fish, reptiles, and amphibians.

Grade 3 Science Life ScienceAnimal Classification
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Includes

Multiple ChoiceFill in the BlanksShort AnswerTrue / FalseWord Bank

Standards

3-LS1-13-LS3-1

Topics

sciencegrade 3animal classificationmammalsbirdsfishreptilesamphibians
7 sections · Free to use · Printable
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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?

a

Mammals

b

Birds

c

Fish

d

Reptiles

2. Animals that have scales and breathe with gills are called:

a

Amphibians

b

Mammals

c

Fish

d

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?

Squirrel

6. Look at the image below. What type of animal is this, and what is one characteristic that helps you know?

Fish

7. Amphibians can live both on land and in water.

T

True

F

False

8. All birds can fly.

T

True

F

False

Use the words below to complete the sentences.

Mammals
Reptiles
Amphibians

9.   have moist skin and start their lives in water.

10.   are warm-blooded and have fur or hair.