Most Expensive Dog Breeds In The World The Tibetan Mastiff also known as do khyi in Tibetan is an ancient breed and type of domestic dog originating with nomadic cultures of Tibet. Description from pinterest.com. I searched for this on bing.com/images
The Caucasian Mountain Dog was developed in medieval Russia for guarding livestock. It is a powerful, robust breed, popular at Russian dog shows. Its temperament remains cautious with strangers & difficult to obedience train. It is not recommended with children nor other dogs, nor in urban spaces. The thick, dense coat provides good protection against cold weather.