Why is it so difficult for us to just replicate a bird instead of the kind of fixed wing aircraft we have?
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RC Ornithopters are a thing, some are small and lightweight, others have a 3 foot or more wingspan. [https://www.youtube.com/watch?v=Pn5pPy9BX3w](https://www.youtube.com/watch?v=Pn5pPy9BX3w) the video is 10 years old, but a good example of a RC ornithopter. Here is a small newer one [https://www.youtube.com/watch?v=ScLVUCHaYwQ](https://www.youtube.com/watch?v=ScLVUCHaYwQ)
They are both fun to fly, but the smaller one is easier, no set up
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