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.
Dragonflies, like more insect, have 2 different life length. The summer dragonflies lives 2 or 3 weeks. The winter dragonflies lives all winter. A dragonfly is any insect belonging to the order Odonata, the suborder Epiprocta or, in the strict sense, the infraorder Anisoptera.