Chinese, asked by Nishitjoshi1010, 1 month ago

what is double circulation in birds

Answers

Answered by pantanjulavi

Answer:

humanities saman thunderbird circulation in human a turquoise one but transport throw hard twice and your centre in blood and austin in canada separate

Explanation:

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Answered by rehnumakhan2197

Answer:

Birds have a complete double circulatory system allowing oxygenated and deoxygenated blood to flow separately from each other within the heart. ... This means that blood leaving the heart to travel to the body is rich in oxygen.

Explanation:

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