However, you are concerned. The cats came first and you have no wish to distress them or make life a misery. Obviously, dogs have a reputation for not getting on with cats, so you are keen to buck the trend and have a harmonious fur-family household. But how to go about this?
However, never trust a German shepherd 100% around cats. It's best to supervise them together, and always ensure the cat has an escape route, a vertical one up a tall cat tree is fine, so that she isn't trapped should the worst happen.
The equipment needed includes: