I've got something like that at home, cost me £14.99. It's a miniature R/C helicopter. I'm not sure the development of flapping-wings robots is all that useful when rotors work very nicely.
Isn't this the equivalent of somebody coming out with a car with legs than runs down the road? Here's a thought: you don't see many wheels in nature, but I don't know of any creatures that can outrun even the cheapest of nasty car tat clogging up our roads.
Paris becase even she would know better.