Pet mice are tiny, cute, and low-maintenance animals that make great pets for many people. They are playful, social, and surprisingly intelligent. With so many different breeds of pet mice available, it can be hard to know which one to choose. In this article, we will explore the top breeds of pet mice, their unique characteristics, and how to care for them.

Characteristics of Pet Mice

Pet mice typically weigh between 20 and 40 grams and measure around 3 to 4 inches in length. They have a lifespan of about two to three years, making them a short-term commitment compared to other pets. Mice are nocturnal animals, which means they are most active at night and sleep during the day.

Pet mice have a wide range of colors and patterns, from white to black, gray, brown, and even spotted or striped. They have large, round ears and long tails that help them balance and communicate with other mice.

Factors to Consider When Choosing a Pet Mouse

Before you choose a pet mouse, there are several factors to consider, such as your lifestyle, living space, and budget. Mice are social creatures and need a companion, so it is recommended to adopt at least two mice to keep each other company.

You should also consider the breed of the mouse and its unique characteristics. Some breeds are more active and require more exercise, while others are more docile and easier to handle. Additionally, some breeds may be more prone to health issues than others, which should be taken into consideration.

The Top 5 Breeds of Pet Mice

Fancy Mouse
Fancy mice are the most popular breed of pet mouse. They are small, social, and come in a variety of colors and patterns. They are also easy to handle and make great pets for children.

Hairless Mouse
Hairless mice are a unique breed that has become increasingly popular in recent years. They have no fur, which makes them hypoallergenic and easier to groom. They are also known for their sweet and affectionate personalities.

Long-haired Mouse
Long-haired mice are a beautiful breed that requires extra grooming due to their long fur. They are active and playful and make great pets for those who are willing to invest extra time in their care.

Siamese Mouse
Siamese mice are known for their distinctive dark brown markings and red eyes. They are social and active, making them great pets for those who have the time and energy to play with them.

Albino Mouse
Albino mice are a popular breed that has white fur and pink eyes. They are easy to handle and make great pets for children. They are also known for being social and active, but may be more prone to health issues than other breeds.

How to Care for Your Pet Mouse

Once you have chosen a breed of pet mouse, it is important to provide them with proper care to ensure their health and happiness. Here are some tips for caring for your pet mouse:


Mice need a cage that is at least 10 gallons in size and has plenty of room for them to move around and play. The cage should be lined with bedding that is safe for mice, such as shredded paper or aspen shavings. Mice also need hiding places, such as cardboard boxes or tunnels, to feel secure.


Mice should be fed a diet that is high in protein and low in fat. You can feed them commercial mouse food or a mix of seeds, grains, and fresh fruits and vegetables. Make sure to provide them with fresh water daily.


Mice are active animals that need plenty of exercise to stay healthy. Provide them with toys and items to climb on, such as ladders or tubes. You can also create a mouse play area outside of their cage for them to explore.


Mice are clean animals that groom themselves frequently. However, their cages should be cleaned at least once a week to prevent the buildup of waste and bacteria. Make sure to remove any uneaten food or bedding as well.

Common Health Issues in Pet Mice

Pet mice may be prone to several health issues, including respiratory infections, mites, and tumors. It is important to monitor your mouse's health and seek veterinary care if they show any signs of illness.


Choosing a pet mouse can be a fun and rewarding experience. By considering the breed, your lifestyle, and proper care, you can ensure a happy and healthy life for your furry friend.


Are pet mice good pets for children?
Yes, pet mice can make great pets for children. They are small, easy to handle, and social animals that can teach children about responsibility and compassion.

How often should I clean my mouse's cage?
You should clean your mouse's cage at least once a week to prevent the buildup of waste and bacteria.

Can I keep a single pet mouse?
While mice are social animals that need companionship, it is possible to keep a single mouse if you provide them with plenty of attention and enrichment.

What should I do if my mouse shows signs of illness?
If your mouse shows any signs of illness, such as lethargy or loss of appetite, you should seek veterinary care immediately.

Can mice be litter trained?
Yes, mice can be litter trained using a small litter box filled with shredded paper or aspen shavings. However, it may take some time and patience to train them.