How the organism attacks?

This infection can spread internally by the bloodstream to the lungs or can enter the lungs.

Most common victims to prey upon?

People from Northern to Southern Europe.

Where is it most likely found?

The plague was spread from the dying out of rats, all the fleas on the rats spread throughout Europe, giving the plague to people.

Most common symptoms?

The most common symptoms are headaches and chills.

Rate the degree of damage caused

30-60% of the population killed.

Number of victims?

75 to 200 million people affected by the plague.

Most effective weapon against the germ?

The most effective weapon against the germ was bleeding, dieting, sanitation, and some people though witchcraft would work.