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Why can birds fly, but not humans?
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Why can birds fly, but not humans?

User Martin Vandzura
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2 Answers

3 votes

Answer:

Its because birds have wings, and humans don't. Birds are also lightweight

User Taavo
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1 vote

Answer:

Actually, birds bones are hollow, so they are lightweight. If you are a bird owner, and have held a bird, they are extremely lightweight. Humans are the opposite, and there bones are not hollow.

User Sorangy
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