Psychotic disorders are severe mental disorders that cause abnormal thinking and perceptions. People with psychoses lose touch with reality. Two of the main symptoms are delusions and hallucinations.
How many dragonfly species are there? Answer: The actual number of described species of Suborder Anisoptera (dragonflies) at this time is 2,874. The Suborder Zygoptera (damselflies) consists of about 2,698 species, and the Suborder Anisozygoptera contains only 2 species. Thus, there are 5,574 recognized species of odonates at the present time.
More than 2,000 species of firefly live throughout the world. In the United States, most fireflies live in the central and eastern states, with some 40 different kinds occurring in North Carolina. Like all living creatures, each firefly species has a preferred habitat and exhibits unique characteristics.