Question

How does a bird fly? list the future that help a bird to fly.​

Answer 1

Answer:

Birds' wings are shaped to form an airfoil. When a bird moves forward through the air, the shape and curve of the wing cause the air to flow faster above the wing than below it. The faster air above lowers the pressure (drawing the bird upward) while the slower air below raises the pressure (pushing the bird upward).

hope it's helpful!!

Answer 2

Answer:

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