13 Signs Your House Is Infested

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6. Stains of grease

Because of the oil on their skin, they will leave a trace behind them.

7. You start hearing unusual noises

They can be silent creatures, but you are going to hear them in your house. For example, termites will make a lot of noise, by banging their tiny hands into the wall. If you hear something between the walls or in the ceiling, then you can also have a rat or mice problem in your place.