From Mother Nature Network's Laura Moss:
Glow-in-the-dark cats? It may sound like science fiction, but they've been around for years. Cabbages that produce scorpion poison? It's been done. Oh, and the next time you need a vaccine, the doctor might just give you a banana.
These and many other genetically modified organisms exist today because their DNA has been altered and combined with other DNA to create an entirely new set of genes. You may not realize it, but many of these genetically modified organisms are a part of your daily life -- and your daily diet. Today, 45 percent of U.S. corn and 85 percent of U.S. soybeans are genetically engineered, and it's estimated that 70 to 75 percent of processed foods on grocery store shelves contain genetically engineered ingredients.
Here's a look at the some of the weirdest genetically engineered plants and animals already in existence -- and many that are coming your way soon.