Skip to content

Do I Have Rats or Mice?

Facing a rodent problem can be difficult, but identifying if you have mice or rats is crucial for proper management. Each species requires different control methods, so proper identification is key to tackling the issue effectively. While they may seem alike, mice are typically smaller with larger ears, and rats are bulkier and more aggressive. If not dealt with promptly, both can inflict property damage and pose health hazards.

Mouse or rat? in the Mississippi gulf coast; Southern Pest Control

Mouse vs. Rat Similarities

Rats and mice have many similarities, which can make telling them apart difficult. Below are some of their shared characteristics:

  • Nest-building: Rats and mice build nests from shredded materials such as paper, fabric, or insulation, frequently concealing them in hidden spots.
  • Health risks: Both rats and mice can carry and spread diseases to humans through their urine, droppings, and bites, along with transmitting them via parasites like fleas and ticks.
  • Nocturnal Activity: Rats and mice are primarily nocturnal, making it difficult to spot them during the day. Their nighttime activity often leads to unsettling noises after dark, increasing the discomfort in infested spaces.
  • Seeking Shelter in Cold Weather: As temperatures decline, these rodents look for warmth and commonly enter human areas such as basements, garages, and within walls. Infestations tend to be more noticeable during the winter.
  • Continuous Growth of Incisor Teeth: Both rats and mice possess continuously growing incisor teeth, which they keep in check by gnawing on various materials. This habit can result in noticeable damage around your property.

Rat vs. Mouse Differences

Though rats and mice share many traits, key differences can help you determine which one you’re dealing with, including:

  • Behavior: Mice tend to be more curious and adventurous, while rats are more cautious. This difference in behavior means that mice are more likely to explore new areas, whereas rats prefer to navigate established routes to avoid potential dangers.
  • Dietary Habits: The dietary preferences of these rodents vary significantly. Mice typically feed on grains, seeds, and fruits, whereas rats are less selective and will eat a diverse range of foods, including grains, seeds, fruits, meats, and waste from garbage.
  • Reproduction Rate: Mice breed more rapidly and in greater numbers, producing up to ten litters annually, with each litter containing as many as 14 pups. Rats, on the other hand, have fewer litters each year, ranging from three to six, but each litter can include up to ten pups.
  • Droppings: Examining droppings can offer valuable clues. Rat droppings are larger and spindle-shaped, typically ranging from 10 to 20 mm in size. In contrast, mouse droppings are smaller and rod-shaped, measuring only about one to two mm.
  • Body Proportions: Mice feature proportionally larger ears and longer tails compared to their body size, giving them a more delicate appearance. In contrast, rats have smaller, thicker ears and larger feet, contributing to their more robust appearance.
  • Size: Rats are typically much bigger, with body lengths ranging from six to nine inches, excluding their tails. In contrast, mice are much smaller, usually measuring between two and five inches.

Rat vs. Mouse Droppings

You can often tell if you have rats or mice by inspecting their droppings, as each species leaves behind distinctly different types. Once droppings are found, it’s important to clean the area carefully and act quickly to remove the infestation.

Rat Droppings

Rat droppings are significantly larger, typically measuring 10-20 mm in length, and are usually found in groups. Their distinctive spindle shape with rounded ends makes them easier to identify than other pest droppings.

Mouse Droppings

Mouse droppings are quite small, typically measuring just one to two millimeters, and have a rod-like shape with pointed ends. Unlike rats, which concentrate their droppings in specific spots, mice scatter theirs throughout their environment.

.

Professional Extermination for Rats and Mice

Whether dealing with rats or mice, both pose significant health risks and can cause extensive property damage through their constant chewing and nesting. Their droppings and urine can negatively impact indoor air quality, leading to respiratory issues. Moreover, they can spread diseases and contaminate food, making professional rodent extermination essential.


With more than 45 years in the industry, we offer state-certified extermination services to effectively manage rat and mouse infestations. Contact the experienced professionals at Southern Pest Control today to secure your property!

Do I Have Rats or Mice Serving the Mississippi Gulf Coast Area?

Pascagoula | Leaksville | Gulfport | Bay St. Louis | Diamondhead | Biloxi

$100 OFF Rodent Exclusion