And it turns out that the insects flap their wings in a very clever way, at a very high angle of attack that creates a structure at the leading edge of the wing, a little tornado-like structure called a leading edge vortex, and it's that vortex that actually enables the wings to make enough force for the animal to stay in the air.
そこで分かったんだけど 昆虫の羽ばたき方は とても賢くて 大きな迎角によって羽の先端に 前縁渦と呼ばれる 竜巻状の流れを生み出す この渦によって昆虫の羽は 十分な浮力を生み出すことができるんだ