He’s a hard worker, protective of his family, fearless, and loyal. His large size and substance makes him a wonderful guard dog. (2/15) by Judy Powell September 19, 2020, 5:40 am Credit Judy Powell 0 Previous 2/15 Next View full list See more Previous article With his noble appearance the Tibetan Mastiff is sure to be a conversation starter and traffic stopper as you walk him down the street. Next article DNA evidence tells us that mastiff-type dogs originated in Tibet some 5,000 years ago, and the Tibetan Mastiff is no doubt a descendant of those dogs. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.