It's A Bird! It's A Spy! It's Both -- L.A. Times
Backed by the Pentagon's research arm, Monrovia firm AeroVironment has developed the Nano Hummingbird, an experimental miniature drone that could one day do reconnaissance by landing on a window ledge.
A pocket-size drone dubbed the Nano Hummingbird for the way it flaps its tiny robotic wings has been developed for the Pentagon by a Monrovia company as a mini-spy plane capable of maneuvering on the battlefield and in urban areas.
The battery-powered drone was built by AeroVironment Inc. for the Pentagon's research arm as part of a series of experiments in nanotechnology. The little flying machine is built to look like a bird for potential use in spy missions.
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My Comment: I know that this is a first generation drone .... but the military applications for such technology .... especially in urban environments .... cannot be underestimated.