Western Deer Mouse
ExploreMammals
Western Deer Mouse
Peromyscus sonoriensis
The Western Deer Mouse is a small, friendly mouse with big ears and a long tail. They love to explore and can be found in many different places, making them fun to spot in nature!
Habitat: Grasslands
Appearance
The Western Deer Mouse has soft fur that is grayish-brown on its back and sides, contrasting sharply with a bright white belly and feet. It has large, dark eyes and prominent ears, with a distinctly bicolored tail that is dark on top and light underneath.
KingdomAnimaliaPhylumChordataClassMammaliaOrderRodentiaFamilyCricetidaeGenusPeromyscus
Category
MammalsRarity
Common
Danger
1/5 · Very low
Snaps
Be the first to snap!
Interesting facts
A Western Deer Mouse can twitch its nose up to 12 times a second to smell better!
Mother deer mice often build cozy, cup-shaped nests using plant fibers and soft fur.
Their bicolored tail acts like a rudder, helping them balance when running and climbing.
These mice can adapt to almost any habitat, from deserts to snowy mountains!
Special abilities
Ability
Super Sniffer
Western Deer Mouse has a highly sensitive nose that helps them find hidden seeds and detect predators, even in the dark.
Ability
Night Vision
Western Deer Mouse has large eyes that collect more light, giving them excellent vision to navigate and find food at night.
Ability
Agile Jumper
Western Deer Mouse can jump surprisingly high and far because of their strong hind legs, helping them escape danger quickly.
Measurements & details
- Length
- 14-22 cm
- Weight
- 0.015-0.03 kg
- Lifespan
- 1-2 years
- Top Speed
- 10 km/h
- Litter Size
- 3-7
- Gestation
- 21-25 days
Diet & Feeding
These omnivores munch on seeds, nuts, and berries, but also enjoy a snack of insects!
Primary Foods
- Seeds
- Nuts
- Berries
- Fungi
- Insects
- Small invertebrates
Foraging Method
- Foraging
Ecological connections
Traits
Furry
Furry describes animals possessing a dense covering of soft hair or fur.
Social
Social animals live in organized groups, cooperating for survival benefits such as foraging, defense, and raising offspring.
Omnivorous
This trait identifies organisms whose diet includes both plant and animal matter.
Grassland
Grassland habitats are terrestrial biomes dominated by grasses and herbaceous plants, supporting a variety of grazing animals.
Nocturnal
Nocturnal animals are primarily active during the nighttime hours, typically resting or sleeping during the day.
Also known as
No aliases listed yet.
Collections
Safety
Danger
1/5 · Very low
If you see a mouse, it's best to watch from a distance and not try to touch it.
Frequently Asked Questions
How long is Western Deer Mouse?
14-22 cm
How much does Western Deer Mouse weigh?
0.015-0.03 kg
How long does Western Deer Mouse live?
1-2 years
How fast can Western Deer Mouse move?
10 km/h
What does Western Deer Mouse eat?
These omnivores munch on seeds, nuts, and berries, but also enjoy a snack of insects!
Where is Western Deer Mouse usually found?
Grasslands
How does Western Deer Mouse hunt?
Foraging
How many babies does Western Deer Mouse usually have?
3-7
Snap Map
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Recent Snaps
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Where to spot
Park24 sightings5 species
British Columbia, CA
Matheson Lake Regional Park
You might spot Broad-Leaved Stonecrop, Western Skunk Cabbage, and Salal.
View guide →
Park10 sightings5 species
British Columbia, CA
Sooke Potholes Regional Park
You might spot Broad-Leaved Stonecrop and Littleleaf Silverback.
View guide →
