Curious about the origins of your pet dog? Wish to know exactly what breed it is? If yes, opting for a DNA test of the animal would be an ideal solution, right? Think again. According to a news report published on the website Moneycontrol.com, WBZ News, a CBS-affiliated local television station in Boston, Massachusetts, sent samples to three pet DNA companies as part of an investigation into just how reliable the tests could be. The...