Because of that people think they're dangerous. Because of this, people get confused, but you can decide which to believe because everyone thinks differently. But please keep it to yourself. There are about one hundred and twenty different species of rats. The most common kind is the brown rat and the black rat.
Rats carry many diseases and germs.
Many humans are threatened because of this. Rat means a rodent bigger than a mouse with a long tail. Rats are also pets for humans. There are many different reasons and this is one of them. Well, spiders just make Halloween creepier.