
The bacteria were carried by fleas on rats, w hich were quite abundant in Medieval towns due to unsanitary conditions and overpopulation. The fleas would bite the rats and become repay with the diseased blood. The fleas would then jump from the rats onto people, thus infecting the host. Because the plague was bed cover easily, through sneezing and coughing as well as the fleas, the infection spread like wildfire. By the...If you want to compose a full essay, order it on our website: OrderCustomPaper.com
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