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1:40 PM
According to what you read in "Hummingbird, Are You For Real?", why is it
so important that hummingbird drones can "hover and perch"?
This ability allows the machine to climb and descend vertically so that it can
access places that would be unsafe for people to go.
This ability allows the tiny device to be loaded with video and audio
equipment that can record sights and sounds
This ability allows the machine to stay in one place and use the tiny video
camera contained in its belly to gather information
This ability allows the tiny vehicle to recharge its batteries while using a