Actaeon beetle (Megasoma actaeon)

The heaviest insect on the Earth and the most powerful beetle of all known insect species. Its name Actaeon derives from the name of a hunter in Greek mythology. It can reach up to 13.7 cm in length, 4 cm in thickness and 6 cm in width. Adults can weigh 156g and larvae can weigh 240g. Adults are usually matte dark, and some could be dark brown. Males have well-developed head horns and two large thoracic horns protruding in the right and left. Females are small and black, usually only 6-8 cm long, with no horns and some rough granules in the center of elytra.