Question

a bat and a bird can fly yet they are different from each other how

Answer 1

Bats, which generally are nocturnal, are the only mammals to have developed powered flight — some like flying squirrels glide but do not fly. Bats arose about 50 million years ago. The wing structure of bats and birds differs. Birds have feathers projecting back from lightweight, fused arm and hand bones.

Answer 2

Hey mate, here's your answer.

Bird comes in the sub class AVES whereas bat comes in the sub class MAMMAL.

Bird have feathers on their body whereas bat have mamalary glands on their body.

Hope it helps.
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