The world's rarest dog breed is the New Guinea Singing Dog.
The Most Popular Breed of Dog is the Labrador Retriever.
The Chihuahua is the second smallest breed of dog in the world, with the smallest being the Russian Toy Terrier.
There is not a specific dog breed that is smarter than any other dog breed in the world than there is in the USA, but the smartest dog breed are poodles.
a cool breed
Sinbad, the dog that was abroad Campbell in World War II was a mixed-breed (mongrel) dog.
The World's Most Popular Breed of Dog is the Labrador Retriever.
The Most Popular Breed of Dog in the World is the Labrador Retriever.
The English Mastiff is considered one of the largest dog breeds in the world. They are known for their massive size and can weigh up to 230 pounds or more.
The Labrador Retriever is the most popular breed of Dog in many countries the world over.
the wolf
pitbull