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xuhu
on Oct 10, 2013
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This Bird Can Stay in Flight for Six Months Straig...
> Aerodynamically, flight is vastly less efficient at smaller scales because the air molecules remain the same size.
What also counts is wing size relative to air swirls/bubbles/thermals ... turbulence in general.
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What also counts is wing size relative to air swirls/bubbles/thermals ... turbulence in general.