How Do Animals Change as They Grow?

1. How Do Animals Change as They Grow?

2. The learner will: • Recognize that as an organism grows, its appearance may change. • Sequence pictures of a frog from birth to adulthood.

3. Animals change in size and shape as they grow.

4. A frog hatches from jelly-like eggs. • Most frogs lay their eggs in water. • Each female lays thousands of eggs at a time.

5. A frog begins life as a tadpole. • A tadpole has no legs. • A tadpole has a tail. • A tadpole looks like a small fish. • A tadpole lives in water.

6. As It Grows • The tadpole’s hind legs begin to grow. • The body becomes thicker. • The tail shortens. • The head becomes larger.

7. In a few weeks the tadpole will be a frog. • Adult frogs have legs. • Adult frogs do not have a tail. • Adult frogs live on land.

8. Label the frog life cycle diagram. 1.

9. Sources • Life Cycle of a Frog