Page 2 - MM1

22.1 What are Aquatic Animals?

Learning Objective: - The students will be aware of the aquatic animals.

Note:

 The world under water always fascinated everyone.

 Aquatic means relating to water, living in or near water.

 Many kinds of animals live in water. Some live in fresh water like rivers, lakes, ponds.

 Others live in the salty water sea and oceans.

 An Aquatic animal is an animal which lives in water for most or all of its life. They are

cold – blooded means their internal body temperature changes as the surrounding

temperature changes.

 They have excellent sense of sight, touch, taste and many have a good sense of smell

and hearing.

 The bodies of most water animals are shaped like boats.

 This helps them to swim fast inside water.

 Some fish breathe oxygen through their special organ known as gills.

 Some aquatic animals come up to the surface of water to breathe air.

 Water is their home, they also get food inside water. Most of the water animals cannot

breathe air or live outside water for a long period.

Learning Outcome: -Students can tell about the aquatic animals.