Question

_________feature helps bird to fly .​

Answer 1

Answer:

hollow bones, wings and feathers

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.

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Answer 2

hey mate here is your answer...

:Physical features

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.Functions. Feathers insulate birds from water and cold temperatures. They may also be plucked to line the nest and provide insulation to the eggs and young. The individual feathers in the wings and tail play important roles in controlling flight...

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