fleas on rats
The Black Death spread across Europe at 4km
black death was spread by Yersinia pestis bacterium. Rats and fleas help to spread it even more.
kill death?
rats infestation or spread of bubonic plague from rats.
Black Death was started in Mongol army camps. It spread the whole world via Mongol army attacks.
The plague spread from south to north.
If the oral is not treated it will spread & cause death.
2014
it did by coughing on people and on the clothes they would wear
It spread by the fleas on rats biting people
Black Death started in China. And it spread to Europe.
The Black Death was spread by fleas and rats. ik..gross