Our planet is home to many different forms of life, from plants to animals to bacteria. However, human beings have been the only species to fully manipulate and control their environment. Lurking in the shadows, though, are five species that are looking to take over man's place as the top species. These "fearsome five" all have the capabilities to take over the world. If you ever have that feeling that you are being watched, it's because one of these species is doing surveillance on you.

The decline in the global economy has caused many companies to collapse and declare bankruptcy - see: Circuit City, Lehman Brothers, and Washington Mutual. Other companies have not only survived the economy, but continue to grow and rake in the billions.