MONROVIA, Los Angeles County (AP) — A California company said it has demonstrated controlled precision hovering and fast-forward flight by a camera-equipped micro aircraft that flies like a hummingbird.

Monrovia-based AeroVironment on Thursday released video of the remotely controlled Nano Hummingbird it developed for the U.S. Defense Advanced Research Projects Agency.

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The artificial hummingbird uses only its two flapping wings for propulsion and control. For the video, an operator flew it outdoors and then through a doorway into a building.

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The prototype has a wingspan of 6.5 inches, weighs two-thirds of an ounce and has a body fairing shaped like a real hummingbird.

AeroVironment was founded by the late Paul MacCready, designer of the pioneering human-powered flying machines Gossamer Condor and Gossamer Albatross. The company also makes unmanned military aircraft systems.

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