As the researchers report in Genes & Development (13, 511–515, 1999), the silk glands (see inset) and fiber from the worms containing the fusion gene glowed green. A major advantage of this ...

These are not really worms at all, but rather gnats ... This small animal lurks in the deep dark sea, deploying the glow to ...

I wish I could show you pictures of the glow worms. When we found them ... to switch off all our torches to see them glowing in the dark like a thousand blue Christmas lights.