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Why does wale breath

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Why does wale breath

    • Posted by Mahi Sharma 6 years, 8 months ago

    CBSE > Class 07 > Science
    • 1 answers

    Sanjib Hari 6 years, 8 months ago

    Fish use their gills to take oxygen from the water that they live in. But people get the oxygen we need by breathing air, using our lungs. Whales and dolphins use their lungs to breathe air also. That's one reasons why they come to the surface of the ocean.

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