Sentry Behavior, or territorial aggression, is a common dog behavior problem. Dogs that bark at people or other dogs through windows, doors, and beyond fences often progress to showing aggressive behavior toward strangers. This book describes the root causes of Sentry Behavior and a rehabilitation program.

Sentry Behavior, or territorial aggression, is a common dog behavior problem. Dogs that bark at people or other dogs through windows, doors, and beyond fences often progress to showing aggressive behavior toward strangers. This book describes the root causes of Sentry Behavior and a rehabilitation program.