Black-backed dogs are a type of German shepherd dog and are very different in breed, color, personality and hair. The German Shepherd is a purebred dog, while the Blackback is a crossbreed. In terms of color, German shepherds come in black, red, and white. Only the back of a black-backed dog is black. In terms of personality, a German shepherd is more docile and loyal. A black-backed dog prefers fighting and is aggressive. The black-backed dog has short hair, while the German shepherd dog has long hair. And very fluffy.