Question

how can birds fly and for what they and how they can fly

Answer 1

A bird has wings which helps it to fly. Bird's wings have feathers and strong muscles attached to them. With the help of their strong arm and chest muscles, birds flap their wings and fly. The bodies of birds are very light which help them to fly easily

Answer 2

Answer:

Birds have hollow bones and a very light body . They have powerful muscles , which allow them to flap their wings quickly to fly . The heart of a bird can beat upto 800 times in a minute , to supply enough blood to the muscles , to power their flight .