The Chance of human-to-human transmission of H5N1 is “pretty small,” Chowdhury suggests. However, if it were being to manifest in a sustained fashion, it could rock the world in a means not witnessed Because the 1918 Spanish Flu. * Avian influenza H5N1, excreted in large amounts while in the droppings https://www.dailypioneer.com/2015/state-editions/ku-felicitates-its-three-upsc-achievers.html