what is keel in birds?

please tell me about keel.

2 Answers
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2 Answers
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  • swollen basal part of sternum known as keel . this keel offers site for the aatachment of flight muscles
    1
  • A keel or carina (plural carinae) in bird anatomy is an extension of the sternum (breastbone) which runs axially along the midline of the sternum and extends outward, perpendicular to the plane of the ribs.
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