Scientists have finally worked out how butterflies fly – ABC17News.com

Scientists have long wondered how butterflies fly — compared with other flying animals, the creatures have unusually short, broad and large wings relative to their body size.
Now, experts have found that the insects “clap” their wings together — and their wings are perfectly evolved for better propulsion.
Biologists from Sweden’s Lund University set out to test a 50-year-old theory, that butterflies “clap” their wings together, pushing out the trapped air to create a jet and push the animal in the…

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