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What Are Deer Mice and How to Get Rid of Them

Written by Aptive Environmental September 19, 2024

Deer mice infestations are more common than you might think. These tiny rodents are adaptable and can easily find their way into your home. Learning how deer mice enter homes, recognizing the signs of their presence, and knowing how to prevent and control them are essential steps to protect your living space.

What Are Deer Mice?

Deer mice, scientifically known as Peromyscus maniculatus, are small rodents typically found in rural and suburban areas. They have white underbellies and brownish bodies, which often leads to confusion with other types of mice. Unlike house mice, deer mice are more common in natural settings, but they can and do invade homes.

Why Are Deer Mice a Problem?

Deer mice are more than just a nuisance. They can carry harmful diseases, including hantavirus, which can be transmitted to humans through contact with their droppings, urine, or saliva. This makes their presence in your home a significant health risk. Additionally, deer mice can cause damage to property by gnawing on wires, insulation, and furniture.

How Deer Mice Enter Homes

Curious how deer mice get inside your home? These creatures are small, so they can sneak through even the tightest gaps. Here are some of the entry points to look out for:

  • Cracks and gaps: Deer mice can cram through tiny openings. Gaps under doors, cracks in the foundation, and holes in walls are all potential entry points.
  • Vents and chimneys: Unscreened vents and chimneys provide easy access for deer mice. These should be secured with proper screens or caps.
  • Windows and doors: Deer mice can enter through open windows and, especially if left unattended. Torn screens or broken seals also make it easier for them to get inside.
  • Utility lines: Openings around utility lines that enter your home, such as those for water, electricity, and gas, can also be used by deer mice.

Signs of Deer Mice Infestations

Spotting the signs of deer mice in your home as soon as possible can help you take action before the problem worsens.

  • Droppings: Deer mice droppings are small, about the size of a grain of rice, and can be found near food sources or nesting areas.
  • Gnaw marks: Look for chew marks on wires, furniture, and other household items. Deer mice gnaw constantly to keep their teeth sharp.
  • Nests: Deer mice build nests from soft materials like shredded paper, fabric, or insulation. These are often found in secluded areas such as attics, basements, or behind appliances.
  • Scratching noises: If you hear scratching or scurrying noises in walls, ceilings, or under floors, it could be a sign of deer mouse activity.

5 Prevention Tips for Deer Mice

Preventing deer mice from entering your home is crucial. Here are some practical steps you can take:

  1. Seal entry points: Regularly inspect your home for cracks, gaps, and holes. Seal any potential entry points with caulk, steel wool, or metal sheeting.
  2. Install screens: Make sure all vents, chimneys, windows, and doors have proper screens in good condition. Repair or replace any damaged screens.
  3. Ensure proper food storage: Store food, including pet food, in airtight containers. This reduces the attraction for deer mice.
  4. Keep your home clean: Regular cleaning, especially in areas like the kitchen and pantry, helps eliminate food sources that could attract deer mice.
  5. Trim vegetation: Trim shrubs, trees, and grass away from your home’s foundation. This reduces the hiding spots for deer mice near your house.

Stay Proactive to Protect Your Home

Deer mice in homes are not just an inconvenience; they can pose serious health and property risks. By staying informed and proactive, you can keep these rodents at bay.

If you’re dealing with a serious deer mice problem, it’s best to call a professional pest control specialist. Contact us today to discuss your options and schedule a professional inspection. Protect your home and your health with expert rodent control tailored to your situation.

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