Mouse Identification Guide

Learn How to Identify Mice, How Long They Live, etc.

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House mice almost always live near humans, in or around houses and in fields. House mice should be controlled because they can transmit diseases, and their droppings can spoil foods. While rats are more harmful to humans than mice, mice cause far significantly greater damage to clothing, furniture, books, and many other household items. Mice may live alone or in groups. Female mice reach breeding age by around 6 weeks old, males reach breeding age by about 8 weeks old. Gestation takes about 18-21 days. There can be between 3-14 pups (mouse babies) per litter and females can produce between 5-10 litters per year.

How long do mice live?

The typical mouse life span is about 1 year in the wild.

The house mouse is about 5.5 to 7.5 inches long with the tail accounting for just over half of its length. The House Mouse weighs about .5 oz - 1 oz

  • House mice have 4 legs
  • House mice have large ears for their small heads
  • House mice have long nearly hairless tails that are just over half the length of their bodies
  • House mice have noticeable whiskers

House mice are light brown to black with short hair and a light belly

House mice can be found in every state of the US

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