1. Dolphins
Cassandra

2. This dolphin is gray on the back and lighter underneath.

3. Dolphins are closely related to whales and porpoises.

4. They are two kinds of dolphins.

6. Dolphins are bottle nosed or command dolphins.

7. Dolphins live in the ocean.

8. Dolphins live in salt water.

9. This dolphin is a marine dolphin.

10. Dolphins signal each other by making whistles and click
and by slapping their tails on the water.

11. Scientists are also trying to learn how dolphins use sounds
to find objects they cannot see.