Beacause rats have fleas.
Rats were the vector of the bubonic plague
By a Flea. They got to the rats first then when the rats died the fleas came for humans causing the Black or the Bubonic Plague
Rats and Mice
the bubonic plague, spread by rats bitten bye infected fleas
Bubonic Plague was spread by being bitten by fleas that had bitten infected rats.
The answer is bubonic plaque
rats <><><> Bubonic Plague is transmitted by fleas, which were carried by rats. There was a fear of witches, and of the "familiar" of a witch- the cat- so cats were killed. When cats were killed, rat population increased. Increase in rats meant more cases of bubonic plague.
rats infestation or spread of bubonic plague from rats.
The carrier of this plague is the rats the carrier of the plague is actually fleas and ticks because they bite the rats and give them the plague. So the carriers of the plague are most rodents, ticks, and fleas.
Plague was most commonly transmitted by fleas and rats.
black rats.
No, but they could carry it.