jack Russel
A wolf.
no! the mastiff is first
china
YES
pitbull is the first dangerest dog
the first top dog is the Australian Shepherd the second top dog is Doberman Pinscher.
South Korea created the world's first cloned dog: a playful black, tan and white Afghan hound named Snuppy.
I am not absolutely sure which breed was the FIRST war dog. I have a large beautiful Poster showing the dog breeds used during World War II. They are the Doberman, Bullmastiff and German Shepherd.
In height the Great dane comes in but in weight the Bullmastiff is first.
the first dog in America was the gray wolf
Dog World was created in 1916.
http://en.wikipedia.org/wiki/Snuppy"Snuppy (born April 24, 2005)[1] is an Afghan hound, credited with being the world's first cloned dog."