If LOLcatz, Battlestar Galactica and Mr. Potatohead procreated, you'd get the newest video game sensation, Spore. It's the brainchild of Will Wright, who created The Sims, which turned out to be the best-selling PC game in history.
Spore is similar to The Sims, in that players control the evolution of their creatures. The evolutionary premise of Spore is quite innovative, but when science and pop culture meet, scientific accuracy always takes a back seat to amusement (see "Star Trek," "Frankenstein," "The Brave Little Toaster").
Spore isn't trying to teach us evolution - it's trying to take up space on your hard drive. Here's what you should take with a grain of salt: