A vehicle for flying and having a forward portion and a rearward portion opposite
the forward. The vehicle includes a first pair of wings arranged at the forward
portion of the vehicle, a second pair of wings arranged at the rearward portion
of the vehicle, and a support structure. The support structure is connected to
the forward pair of wings and connected to the rearward pair of wings, the support
structure being arranged to drive the forward pair of wings alternately toward
each other and apart and drives the second pair of wings alternately toward each
other and apart.