It was pretty obvious that the people I rescued Joe from were abusive to him. I had lifted my hand one day to wave "hi" and he crouched down to the ground as if to say "please don't hit me". My heart broke when I saw that but I am very happy he is wi...

My min pin is very aggressive towards people he does not know. He barks at, lunges at, circles and sometimes snips at people. I am scared he is going to really hurt someone one of these days. Need help, please and thank you. How can I fix this? How w...