Leonardo's famous flying machine designs were primarily modeled after the anatomy of which animal group?
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Leonardo was obsessed with the mechanics of flight and spent years studying the wings of birds and bats. His 'ornithopter' designs featured flapping wings powered by human muscle, though humans lack the raw strength needed to lift off this way. Photo: Chronister at English Wikipedia, Wikimedia Commons, Public domain.
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Source: Wikipedia (CC BY-SA)
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