Model swallowtail shows importance of wing veins, bobbing flight
A new artificial butterfly is revealing the importance of wing veins and of upsy-downsy waverings to swallowtails’ flight.
The tiny machine flaps a pair of wings made of thin polymer film and can stay airborne for four or five meters at a time, until the coiled rubber band powering it unwinds, Hiroto Tanaka of Harvard University and Isao Shimoyama of the University of Tokyo report in the June Bioinspiration & Biomimetics.
Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.