It is probably best to seek the assistance of a behaviorist in your area. Have them visit your home and allow them to observe all the dogs as they are in your home.
You want to be careful about correcting a dog who might actually be responding to rude behavior from the other. You want to avoid correcting the wrong dog.
You want to be careful about correcting a dog who might actually be responding to rude behavior from the other. You want to avoid correcting the wrong dog.