SAN FRANCISCO (Reuters) - A California lawmaker said on Wednesday he would introduce a bill this week to ban sales of cloned pets, a move that could end a California company's plans to replicate beloved domestic animals. A ban is necessary because the technology is unregulated and animal shelters are filled to capacity with potential pets, Assembly Member Lloyd Levine said in an interview. "If you were to use animals for experiments, for agriculture, for all sorts of things, there are all sorts of regulations ... Who knows what's going to happen if these things get released into the wild?"...