Japanese giant hornet wasps (including the Japanese hornet). While the sting of the Asian giant hornet is officially rated as only a 2 on the Schmidt Sting Pain Index, other less official reports have the sting of the Japanese sub species to be rivaling or even exceeding other Hymenopterans such as the Tarantula hawk and even the Bullet Ant, both of which are ranked as a 4 on the respective index. Japanese giant hornet The Japanese giant hornet ("Vespa mandarinia japonica") is a subspecies of the world's largest hornet, the Asian giant hornet ("V. mandarinia"). It is a large insect, with adults frequently
Bald-faced hornet colonies have been observed in central Pennsylvania as late as mid-October. The colony is founded by a single overwintered, inseminated queen. She rears the first generation of workers on her own until they are functional. Colonies pass through the foundation over an average period of 23–24 days. After the queen lays her eggs, it takes 6 days for them to hatch. They grow as larvae for eight days. It takes them an additional 9–10 days to mature into adult workers. During the ergonomic stage, the colony's activities are concerned with cell building and worker production. The queen devotes herself entirely