'Dark Nature' is a free screensaver by Martin Mayer - media composer. Martin Mayer composes music for the media. He produces soundtracks for animation, video games, television and film. 'Dark Nature' screensaver features music and sound fx by Martin Mayer and Sounds That Soothe Production Music. Images lurk in the shadows waiting for the mouse pointer to discover them. The screensaver interacts with mouse movement.