Leafy Seadragon (Phycodurus eques)
This 600 x 800 image has a large blank space toward the left, for desktop icon placement. The Leafy Sea Dragon image is from a video capture of a digital video made during a visit to an aquarium in Singapore.
If you are using windows '95 or '98, after picture is loaded right-click on your mouse and select "set as wallpaper" with the left mouse button.
One more Leafy Sea Dragon wallpaper image