The Asian giant hornet or northern giant hornet, including the color form referred to as the Japanese giant hornet, is the world's largest hornet. It is native to temperate and tropical East Asia, South Asia, Mainland Southeast Asia, and parts of the Russian Far East. It is 2 inches long and has an extremely painful sting more powerful than bee venom. Its stinger can puncture through a beekeeping suit. They are one of the most aggressive hornets in the world.