Is spread through the bites of an infected flea or
rodent.
In rare cases, Yersinia pestis bacteria may enter
through an opening in the skin (from a piece of
contaminated clothing or other material used by an infected person )
Develops when the Yersinia pestis enters the
bloodstream
Chills, Fever Rapid heart rate, Severe headache,
Nausea, Vomiting Delirium, Death