Types of Adaptations | Grade 4 | Unit 1 - Concept 1 - Lesson 2 | Science

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In This Part :
Part (A)
Types of adaptations
1. Structural adaptation (or physical adaptation)
Definition:
It is a change in the structure of the animal's body to adapt its environment.
Examples:
1. The blood vessels in the penguin's feet.
2. The thick fur of the polar bear.
2. Behavioral adaptation
Definition:
It is a change in the behaviors or acts of a group of animals to adapt its environment.
Examples:
1. Desert lizard looks for shade during
hot sunny days.
2. Migration of some animals
1. Fennec fox
• Its habitat:
It lives in hot deserts.
• Its structural adaptation
It has a tan-colored coat (sandy-colored fur) that:
• provides camouflage to hide in a sandy, rocky environment.
• protects it from the hot Sun.
It has extra-large ears that help the fennec fox to lose the heat to cool its body.
• its behavioral adaptation
It pants like dogs, where it takes up to 700 breaths per minute to cool its body.
It lives in burrows: to stay cool
It eats different kinds of food, like insects, fruit, plant roots
2. Arctic fox
• Its habitat:
It lives in tundra - (50°C) below zero in winter months.
• its behavioral adaptation
It lives in burrows which are excellent places for it to stay warm at night.
It eats different kinds of food, like insects, fruit, plant roots

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