This moving animated desktop 3D screen saver background gives you a real symbol of happiness - koi fish that will impress you with its bright color and ideal shape. Koi - a unique species that has passed several selections and real long-livers. Download this Free 3D screensaver without registration and you can watch these amazing creatures any time you like. Funny fish, splashing in a clear little pond with water lilies, evoke tender emotions. Each time a meeting with koi brings incredible pleasure and cheers up. Relaxing melody of this 3D screensaver for Windows sets up on a positive and creates an atmosphere of calmness and goodwill.