Ebola is a zoonotic disease, meaning it’s transferred from an animal to a human (also like HIV, SARS).The exact modes of transmission, scientists have deduced a scenario like this: First, the virus lives inside a “healthy animal,” who harbors the virus without manifesting symptoms—labeled as the anatural host or reservoir. Most scientists think migrating fruit bats are suspect. One day a fruit bat eats part of a fruit that’s now infested with Ebola and then drops it. A few hours later, a chimpanzee discovers the Ebola-infected fruit and finishes it. One week later, the chimp is dead. A poor villager stumbles upon its carcass soonafter. With glee, he carries home the dead body. Unfortunately, while cutting up the carcass, a small drop of infected with Ebola, splashes onto his skin. Two days, after a delightful meal, the villager feels ill with flu-like symptoms, a headache and muscle pains. Later on that week, he vomits and has bloody diarrhea. On his eighth day ill, he is dead. Neighboring villagers wash his corpse in a traditional West African ceremony before burying it. Two weeks later, the diggers and some attendants who kissed the corpse die also, Ebola that can live in a corpse for several days, so corpses can transmit Ebola. Once inside a symptomatic human, it is quite infectious, and spreads like wildfire from human to human.