Butterflies of the World Vol. 1 Screen Saver is a collection of color photographs of butterflies from around the world. It displays 31 images as a slideshow. Options let you choose the time delay between images (in seconds or minutes), select which transition effects to use, stretch the images to fit the screen or display them in their original size, and use password protection. This screen saver also supports Microsoft Plus!. This lets you select "hot corners&quot\; on your screen to automatically display the screen saver, or prevent it from appearing.