Looking to either rehome unpredictable dog or trade for training (Wingate)

Looking to either rehome unpredictable dog or trade for training (Wingate)

I have a 70 lb boxer border collie mix. He is fine with my roommate (the actual owner) but he gets extremely aggressive toward me at random intervals (always when my roommate is either at work or in another room) and toward other dogs. We took him to … Contact Us