Time to establish rules and boundaries. How do you react when he starts being "a jerk?" Can you give him a command, like "Sit, name" and then ignore him? Yes, challenging the oder of things is natural as dogs grow. You need to nip this behavior in the bud as soon as possible. What kind of obedience training have you done with each, or any of them?
Is everyone neutered/spayed?
Bookmarks