FWIW, when I first got my GSD I didn't let him in my home (he was a stray and I wasn't going to keep him, and didn't want him to upset the dynamics in the house...I write a year later as I am literally resting my laptop on him because he is passed out in my lap ), and he would bark almost every morning between 2-3 AM. I finally discovered why when I stayed up a couple of nights--we had a family of c