Biology, asked by rachanashah34, 5 months ago

bones of bird are light and hard .why??​

Answers

Answered by ankushchak
0

Answer:

So that they can fly easily and firmly

Answered by needer17
4

Answer:

THEY ARE LIGHT AS THEY ARE HOLLOW OR FILLED WITH AIR AND HARD AS THEY HAVE CALCIUM IN IT

Explanation:

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