The Asian giant hornet, Vespa mandarinia, also known as the Japanese hornet and known colloquially as the yak-killer hornet, is the world's largest hornet, native to temperate and tropical Eastern Asia. Its body length is approximately 50.8 mm (2.0 in), with a wingspan of about 76 mm (3 in). Queens may reach a length of 55 mm (2.2 in). Due to its size, it is known in Japan as the sparrow bee...

Giant Hornet vs Mantis