A black labrador ... mix dog DNA to produce a litter of all three. They have used Wylanbria Kennels as their stud farm, whose owner Diana Stevens, 47, helped them breed a line of studs with ...

worked with them to breed a line of stud dogs with whom their female Labs could successfully produce a mixed litter. Zola was impregnated by Stevens' black Labrador Rocks, 3, who was also uniquely ...