Science, asked by prosantade84919, 11 months ago

what is pegion double Respiration​

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Answered by sameer112233
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The unique feature of avian respiration is the double supply of oxygenated air to the surface of lungs for improved aeration. For this reason, respiration in birds is called double respiration. Two cycles of inspiration and expiration are required for a single volume of gas to move through the respiratory system.

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