The Asian Giant Hornet is the largest wasp in the world, with a body length of 50 mm (2 inches) and wingspan of 76 mm (3 inches). Also, it has a sting measuring 6 mm (0.2 inches), allowing it to inject a large amount of powerful poison in its prey. Read more at http://www.interestingfunfacts.com/fun-facts-about-wasps.html#ySIKvhImM3kTHGIq.99