Question

plz answer this question​

Answer 1

Answer:

(i) Rapid motion of their wings as they fly

Explanation:

Humming Birds flap their wings very fast, about 80 beats per second !! Due to this fast motion, we can hardly see that humming birds have wings.

Answer 2

Answer:

It is because they make a soft, humming noise by the rapid motion of their wings—a motion so rapid, that as they fly, you can hardly see that they have wings.

Explanation:

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