Zambia – Deadly Insects – Asian Giant Hornet – 1000 Kwacha – 2010 – Proof Colored Coin – The Asian giant hornet (Vespa mandarinia), including the subspecies Japanese giant hornet (Vespa mandarinia japonica), colloquially known as the yak-killer hornet, is the world’s largest hornet, native to temperate and tropical Eastern Asia. Its body length is approximately 2 inches, its wingspan about 3 inches and it has a 0.2 inch sting which injects a large amount of potent venom.