YES
rats can kill chickens and can carry over 37 different deseases transmittable to humans
In general, they didn't, any more than humans did. Bubonic plague is deadly to rats and most rodents, just like it is to humans. However, given the very rapid breeding times of rats, bubonic plague is unable to wipe out entire rat populations. So, just as the Black Death didn't kill all humans (at least some were immune, and others recovered after infection), it doesn't kill all rats.
No, why would music kill rats?
Yes, cats can kill rats. Cats don't just kill only rats but they can also kill Mice.
No, humans are faster than rats.
Rats can carry diseases that can be harmful to humans and pets. In certain situations, rat infestations can pose health risks and cause damage to property. Killing rats is often seen as a way to control their population and prevent these issues.
It affects human health because they carry round a disease that could kill humans
Officially to kill pests (e.g. rats, mice), but often the pests were other humans.
I think there are more rats in the world than humans.
They eat rats,humans,and Spiders
the rats eat meat as humans do
Because they were easy to catch and they were what was available to sailors on that island. Hunting didn't kill the dodo, it was rats eating their eggs.