If your cat shows persistent atau significant behavior changes, take the cat to the veterinarian. Illness may be the stressor that is producing the behavior changes and it should be ruled out first. If the cat has a clean bill of health, then it is up to the owner to determine what may be stressing the cat. If the stressor can be removed, the solution is simple. For example, if the stressor is the neighbor's cat who likes to sit outside the window, the shades can be pulled during the time of hari that the cat is most likely to appear atau maybe the neighbor can be convinced to keep his cat inside....