Question

b) Name the features which help the birds to fly.​

Answer 1

Answer:

Birds have many physical features, besides wings, that work together to enable them to fly. They need lightweight, streamlined, rigid structures for flight. The four forces of flight – weight, lift, drag and thrust – affect the flight of birds.

Answer 2

Explanation:

Hollow bones,wings and feathers help birds to fly. Hollow bones and feathers covered body make their body light,while wings help them to fly. Legs, wings and hollow bones.