It was the fleas carried by Black Rats from Central Asia, that was thought to have brought the Bubonic Plague 'Black Death' to Europe.
The animal that started the plague first was the rat. They had parasites in their skin and spread it to humans
Rats, fleas, and mice where mainly the first to get the plague and spread it around.
It was spread by fleas, who normally host on rats, yet in some cases, they used humans as a host, and thus started the plague. It cannot be spread from human to human; only way is for the flea to infect you.
(The fleas carried on) the Black Rat.
It was a bacterium that caused it, but rats and fleas between them were the vector which spread the disease.
Geography played a role in preventing the spread of the plague by creating natural barriers like mountains, rivers, and oceans that limited the movement of infected individuals and rats carrying the disease. Isolated areas were less likely to be exposed to the plague due to these geographic features, helping to contain its spread.
i think they used blind puppies to 'stop' the plague Cats - once they were reestablished (they had been outlawed as "witches' familiars"), since cats kill rats and rats spread the Plague.
There was the spread of a plague but the exact nature of the plague is unknown. It is widely believed to be a strain of Bubonic Plague.
The bubonic plague started in Asia and spread to Europe.
black death Plague was spread via silk road. Mongol armies also spread it.
Flu is spread through contact of an infected. While Plague and malaria is spread via fleas and mosquito.
the bubonic plague, spread by rats bitten bye infected fleas