Examples of animal instincts include a spider spinning a web, a bear hibernating for the winter and a bird building a nest. Instinctive behavior is behavior that is not learned, but comes naturally to an animal.
Animal instincts come naturally to animals when they are born. The act of shaking water from fur in an instinctive behavior. The leatherback turtle, which must make its way to the ocean right after birth, also uses its instinct to get it to its final destination. A baby kangaroo climbing into its mother's pouch after birth is instinctive behavior.
Other examples of instinctive behavior include fight or flight responses and animal courtship behavior.