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Get Answers to all your Questions
11. What are the modifications that are observed in birds that help them fly?
Answers (1)
Modifications in birds to help them fly are as follows:
1. The bones of birds are pneumatic. These contain air cavities making the bones light and hollow. This feature helps the birds fly.
2. The body of birds is streamlined offering the least resistance while flying.
3. Flight muscles are well developed.
4. The forelimbs of birds are modified into wings to allow flying. Hindlimbs are used for walking, perching etc.
5. Additional air sacs are present to supplement respiration.
6. They have feathers for insulation, reducing friction, and maintaining temperature stability.
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