The Australian Shepherds are typically highly energetic, requiring a great deal of exercise and attention. Sometimes they can be calm and easy-going. The dog of this breed enjoy working, whether it is learning and practicing tricks, competing in dog agility, or engaging in any other physically and mentally involving activity. Dogs may show reserved and cautious guarding behaviors. Australian Shepherds are kind, loving, and devoted to those they know. They are very loyal to their owners, and are rewarding dogs if treated well. Because the breed was developed to serve on the ranch, a job which includes being protective of its property, it is inclined to bark warnings about neighborhood activity, but its barks can be very annoying and unpleasant. However, it is not inclined toward obsessive barking. Australian Shepherds (or Aussies) are intelligent, learns quickly, and loves to play. This means that a bored, neglected, unexercised Aussie may invent its own games, activities, and jobs, which to a busy owner might appear to be hyperactivity.