Question

why birds and fishes have streamlined boady​

Answer 1

Answer:

Birds have streamlined body so as to reduce the air resistance during flying. Whereas fishes have streamlined body so as to reduce friction in water and help them to move faster

Step-by-step explanation:

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Answer 2

Answer:

birds have a streamlined body to fly it reduces the weight of a bird

while fish have a streamlined body to resist for a long time in water to decrease friction