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Megapode birds open and close the air vents of the nest at different times of the day. Suggest reasons why it is necessary to open and close the air vents.

There are a number of reasons why it is necessary to open and close the air vents. These include; allowing oxygen in, which is also necessary for respiration and allowing heat to escape. Closing the air vents also allows the birds to retain moisture.

Davina R. GCSE Biology tutor, GCSE Maths tutor, GCSE English tutor, A...

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