Abnormal includes three different categories; they are subnormal, supernormal and paranormal. This may have maladaptive results such as supernormal stimuli. Exaggerated models of these attributes are called supernormal stimuli. Pollinators, like butterflies, show behavioral response(s) to supernormal stimuli through intersexual communication. The phrase "supernormal stimuli" was coined by the Dutch scientist Niko Tinbergen in the 1930s. It can also be conceptualised as abnormal or supernormal profit. When conducting further experiments, scientists came across the idea of supernormal stimuli. Its Section "B" was to be concerned with what Hyslop called "supernormal psychology" or parapsychology. Director of the Research Center for Supernormal Children, Institute of Psychology, Chinese Academy of Sciences. A supernormal stimulus leads to an exaggerated response. Supernormal stimuli are more effective at releasing a response than a natural stimulus. For instance, stickleback fish treat a pear-shape as a sex bomb (a supernormal stimulus). SuperNormal follows the adventures of four of the, er, less promising students at the school. A major body of Tinbergen's research focused on what he termed the supernormal stimulus. This led to the concept of the supernormal stimulus.