No one knows, exactly, what function the extended tail coverts on the Resplendent Quetzal serve in the male’s life…though the suspicion is that they are purely decorative…and serve only in attracting the right females. They loose them after breeding season. This male posed nicely in the breeze, giving us the full effect. Sony RX10iv at 3.5 frames per second and 600mm. Program mode. Assembled to an animated gif by Google Photos, and edited in ImgPlay.