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Their wings have the same shape, allowing airflow which creates lift.
some bird wings are like airplane wings because the air goes over and under the wing so that's what gives birds it's airplane features
The front edge of their wing is thick. The top surface curves to a thin back

edge or in other words the front edge of their wing is wide or thick.The top of the wing curves back to a thin edge.

NOTE:NOT all birds can fly.

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12y ago

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