Microorganisms have adapted to inhabit almost every corner of the world. They live in the oceans and lakes, where they provide a valuable food source for larger organisms. They live on land where they may the decay of dead organic material, recycling valuable nutrients. ... Many microorganisms cause disease in humans.
The French probably felt more affection for William of Normandy than the people of England given that he conquered England. He may have also sparked resentment from the English because his rule led to a number of wars within their country.
