Scientists capture dragonflies performing the only known multi-revolution flight maneuver in flying animals. They dunk themselves into the water to cool down, then exit rapidly performing several flying somersaults to clear off the water. They likened it to a dog shaking the water from its coat.

https://www.reddit.com/r/Damnthatsinteresting/comments/1q1gjdj/scientists_capture_dragonflies_performing_the/