Question

Which of the following is not a flight adaptation in birds?
1) Presence of feathers
2) Wings
3) Air sacs
4) Lungs j
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Answer 1

Answer:

I think the answer will Lungs j or (4).

Explanation:

If my answer is correct then please mark me as brainliest...

Answer 2

Answer:

Presence of feathers

Explanation:

I hope it's helpful