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Scratching at Night? Signs of Rats in Your Property

By Protek Pest Services · October 14, 2026 · 4 min read

A rat chewing a cable near a power socket

A rat near a power socket.

The short version Scratching in walls or ceilings at night, droppings along walls, gnaw marks and greasy rub marks are the classic signs of rats. Rats can chew cables as well as food packaging, so early action matters. Seal what you can, secure food and rubbish, and call for an inspection if the signs continue.

The common signs of rats

Why rats are a bigger problem than they look

Rats gnaw constantly. Besides destroying food and packaging, they can chew through cables, which can cause outages and may create a fire risk. Their droppings and urine can contaminate food and surfaces, and rodents can carry diseases, so it is important to deal with them quickly.

What attracts rats

Food, water and shelter again. Open bins, uncovered food, pet food left out, fruit that has fallen from trees, blocked drains and cluttered storage give rats everything they need. They also use gaps around pipes, vents, eaves and doors to get in, and rats can fit through surprisingly small openings.

What you can do right now

Cleaning up droppings safely

Avoid sweeping or vacuuming dry droppings, as this can put dust into the air. Wear gloves and a mask, dampen the area with disinfectant, wipe it up, and wash your hands afterwards. If there is a lot of contamination, it is better to have it handled by a professional.

Don't rely on traps alone. Setting a few traps can catch a rat or two, but if there is a way in and a source of food, more will follow. Finding and sealing entry points is just as important as removing the rats.

When you should call a pest control company

What happens at an inspection

A technician checks inside and outside the property, looks for signs of activity, works out where pests are getting in and what is attracting them, and explains what was found. You then get a clear recommendation. Protek Pest Services offers a free, no-obligation inspection across St. Kitts & Nevis.

Frequently asked questions

How do I know if it's a rat or a mouse?

Size is the main clue. Rat droppings are larger than mouse droppings, and rats leave larger gnaw marks. An inspection can confirm which you have, which matters for treatment.

Will rats go away on their own?

Rarely. If they have food, water and shelter, they tend to stay and multiply.

Can rats damage electrical wiring?

Yes. Rats gnaw to keep their teeth worn down, and cables can get damaged, which is another reason not to wait.

Hearing scratching at night?

Book a free inspection. We'll find how they're getting in and stop them.