Usually, a bite from a flea off an infected rat would do it, but it could also be spread from person to person through close contact.
Black Death Plague caused bloody vomit fever and tumors. People died within week of infection.
Black plague disease is bacterial.Plague is a bacterial infection found mainly in rodents and their fleas. But via those fleas it can sometimes leap to humans. When it does, the outcome can be horrific, making plague outbreaks the most notorious disease episodes in history.Bacterial-bubonic plague (AKA "the black plague") is caused by Yersinia Pestis.
The Black Plague ended because the waves of infection gradually died out, and some of the population were resistant to the disease.
a rat bites into its host and the infection starts to spread
Another name for the plague is the black death
Black plague
the black plague
The Black Plague is a infectious disease.
That fateful year saw the world's population enduring what is believed to be a recurrence of the bubonic plague, also known as the Black Death or the Black Plague. It is further widely believed that the Black Death was responsible for the deaths of 38,000 Londoners that year.
There are three types:Bubonic plague has a1-15% mortality rate in treated cases and a 40-60% mortality rate in untreated cases.Septicemic plague has a 40% mortality rate in treated and 100% in untreated casesPneumonic plague has 100% mortality rate if not treated within 24 hours of infection.
The common name for bubonic plague is the Black Death.
The black plague