I am looking for advice/tips for my aggressive 2.5 year old male corgi Ben. Our household doesn't have any cats or small children. I know that Ben loves to be around kids, and plays with my nephews who live next door. However they mostly play with their dog, and Ben watches from the porch. I'm sure that this is causing him to become frustrated, and jealous. Twice now he has gotten into fights with Odie (nephew's dog), we all go to great pains to keep them apart.

There is also a red…