Keep reading everything to know about the dog breed, from how friendly they are to how big they can grow… Given that the most expensive dog to ever be sold was a Red Tibetan Mastiff (at almost ...

Most often Tibetan Mastiffs are black or brown in color, but the Red Tibetan Mastiff is said to be the world’s most expensive dog; one pup sold for $1.5 million. Recently, this pooch was ...