A decisive moment where flying sweepingly narrow gaps are impossible

Although there is an image which is flying in the wide sky when it is called swallow, in this image it passes through a tremendously narrow space with a handsome look. Is it a technique of making wild cans?

Details are as below. I aim for narrow gaps


I am worried that the wings will get in the way ...


Behold this glorious expression. I twisted the wings and passed through brilliantly.


Relax by going through


A job for superswallow | ZuZu Top