DISCOVERING BEHAVIOR

The premise of this article is that animals behaving spontaneously som etimes show intriguing and unexpected behaviors. The theme of this art icle is that the animals producing these behaviors, when approached as psychological entities in their own right, offer unique information a bout how they perceive the world and carry out their lives. In additio n, the findings often contribute to the modification, refinement, and generality of basic psychological concepts and principles. Many exampl es of such contributions are presented in recent reviews of psychologi cal research with animals. In this article, the author illustrates a c omparative approach to animal behavior with selected findings on emoti onal attachments in nonhuman primates.