Mantises are one of the insects that have a relationship with humans. Ancient Greeks and Chinese considered the mantis as a supernatural creature and a sign of fearlessness. Also, many people around the world keep the mantises as pets and have a loving relationship with them. Furthermore, the fighting style of the predatory mantises has inspired two martial art styles which are Southern Praying Mantis and Northern Praying Mantis.
Mantises have only 2,300 species and the smallest species of mantises in the bold pygmea mantis. This species of mantis has only 10 millimeters in length and most of its population inhabits Australian land.