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Q&A In a world without obstacles, would life evolve wheels?

Imagine a planet whose surface is perfectly spherical, without any kind of obstacles anywhere. In such a world, it would be a competitive advantage for any lifeform to evolve wheels, as transport a...

15 answers  ·  posted 9y ago by Klangen‭  ·  last activity 7y ago by Klangen‭

Question planets creature-design