Most dog owners consider their pet pooches smart. Well, if you have a Tibetan Mastiff -- so named because the pooch originated from Tibet -- consider yourself the lucky owner of one intelligent dog. The Tibetan Mastiff can  be an excellent watchdog, in keeping with its ancestry. The Tibetan Mastiff has a proud history of accompanying armies of the Greeks, Romans, Persians, and Assyrians across the world. Physically, the Tibetan Mastiff looks rather handsome with its heavy coat and bushy tail. These majestic-looking dogs can live up to about 10 to 14 years. Handling the Tibetan Mastiff training can be a breeze, particularly if you start it as soon as you bring home the puppy. Keep in mind that the sprightly ball of fur can grow into a giant breed that can be a protective home companion if you understand the dogs mindset and...