And just when you thought all this genetic engineering was the stuff of serious research, here comes the new, spiffy, made-just-for-your-tank, glo-fish.
The GloFish, as it is called, is a zebra fish containing a gene from a sea coral that makes the fish bright red under normal light and fluorescent under ultraviolet light. Zebra fish, about an inch and a half long, are normally silver and black.
Wild.