Question

3. Some birds migrate during a particular period of time.Give scientific reasons for this​

Answer 1

Answer:

Extreme weather climates. It's called adaptation. The best example of this is Siberian Cranes.

Explanation:

They are migratory birds and migrate to all tropical countries with warmer winters. The winters are cold in their native places: Russia and Siberia, so they fly east in search of warmer climates ... Hence, these birds travel to several south-east Asian countries including India.

Answer 2

Answer:

Some birds migrate during a particular period of time because they are migratory birds.

Explanation:

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