Recently one of my client's dogs passed away, leaving his remaining 11-month-old puppy lonely and distraught. He stopped eating, he was "mopy" and he wasn't himself. Since 8 weeks old, Charlie was used to having another dog in the house and now his world was upside down.
Dog Training Blog
Dog training tips by Jeff Millman of Chicago Paws.
This is a very difficult topic. You have two or more dogs, and they are getting into fights. When is it time to find a new home for one of them?