Question

swer the following questions
Which special features present in birds help then to fly​

Answer 1

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.

Explanation:

Answer 2

Explanation:

hollow bones, wings and lite feathera