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Rodents are small but mighty troublemakers. With over 1,500 species in the world, some are bound to find their way into your home. These critters can sneak inside looking for food, water, and shelter, especially when the weather turns cold. While they may look harmless, many rodents can damage your home and spread diseases. That’s why it’s important to stay informed and, when needed, call the experts in pest control to help protect your home and family.
Here are 8 common types of rodents you might see inside or around your house, and what to watch out for.
1. House Mouse
House mice are tiny, about the size of your palm. They’re usually gray or brown and have large ears and long tails. These mice love hiding in walls, cabinets, and cluttered areas.
Why they’re a problem:
- They chew on wires and furniture
- They leave droppings and can carry diseases like Salmonella
Keep them out:
Seal any holes or cracks around your home and store food in airtight containers.
2. Norway Rat
Also called sewer rats, these big rodents grow up to 16 inches long, including their tail. They’re brown or gray with small ears and a blunt nose. Norway rats live in basements, crawlspaces, and near garbage bins.
Why they’re a problem:
- They chew through pipes and insulation
- They carry fleas, mites, and diseases
Keep them out:
Seal gaps in your foundation, secure trash lids, and remove outdoor clutter.
3. Roof Rat
Roof rats are slimmer than Norway rats and are excellent climbers. They’re about 6–8 inches long with sleek black or gray fur and long scaly tails. These rats like nesting in attics, walls, and trees.
Why they’re a problem:
- They chew on wires and wood
- They can spread diseases like typhus and salmonella
Keep them out:
Trim tree branches away from your roof and seal up any openings near your attic or eaves.
4. Deer Mouse
Deer mice have brown backs and white bellies, resembling tiny deer. They’re often found in rural areas, especially near fields or woods. These mice are 3–4 inches long and love nesting in sheds, garages, and basements.
Why they’re a pr2oblem:
- They can carry the hantavirus, which is very dangerous
- They contaminate food and nesting materials
Keep them out:
Keep storage areas clean and sealed, and don’t leave pet food or birdseed out overnight.
5. Cotton Rat
Cotton rats are chunky rodents with coarse gray or brown fur. They often live in fields but may sneak into homes during storms or cold weather. Though less common indoors, they can still be trouble.
Why they’re a problem:
- They eat anything they find
- They may carry hantavirus or other illnesses
Keep them out:
Eliminate food sources and keep your yard trimmed and tidy.
6. Squirrel
Yes, squirrels are rodents too! They have fluffy tails and are often gray or reddish-brown. While they usually stay outside, they can sneak into attics or chimneys looking for shelter.
Why they’re a problem:
- They chew on wood and wires
- They make nests in insulation
Keep them out:
Install chimney caps, trim tree limbs, and close any roof gaps.
7. Gopher
Gophers live underground and rarely come inside. But their tunneling can mess up lawns and even damage foundations. They’re around 5–14 inches long and have small ears and strong digging claws.
Why they’re a problem:
- They dig holes and uproot plants
- Their tunnels can weaken soil under driveways or patios
Keep them out:
Watch for fresh mounds of dirt in your yard and fill in tunnels if found.
8. Chipmunk
These small striped rodents are cute but sneaky. They’re usually found in gardens, under decks, or sometimes even in garages. Chipmunks love seeds, nuts, and small fruits.
Why they’re a problem:
- They dig holes in gardens and around foundations
- They may store food in crawlspaces
Keep them out:
Keep bird feeders away from the house and seal small entry points.
Final Thoughts
Rodents may be small, but they can cause big problems if they get inside. By knowing what to look for and how to protect your space, you can stop them before they move in. Check your home regularly, clean up food sources, and close off any entry points to stay rodent-free all year long.
