what are the characteristics of a birds body that helps it fly?
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Flying birds have:-
- Lightweight, smooth feathers – this reduces the forces of weight and drag, a beak,
- Instead of heavy, bony jaws and teeth – this reduces the force of weight.
- An enlarged breastbone called a sternum for flight muscle attachment – this helps with the force of thrust.
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Characteristics of a bird that helps to fly....
- They have wings.
- Hollow bones.
- Light and smooth feathers.
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