now on bbc news, bbc wales investigates the hidden world of designer dog breeding. good boy. you have been such a good boy! iwant good boy. you have been such a good boy! i want are known as micro bullies. they are bred to be really, really small. these were all seized from a breeder. there were reports of unlicensed breeding. that is a boy! meet chris, lined up to become a stud dog by his owner. he actually has spinal deformity. he is dragging his