Western Deer Mouse
Western Deer Mouse
Peromyscus sonoriensis
Mammalia
UNCOMMON

Stats

Lifespan
1-2 yrs
Size
Tiny
Diet
Omnivore
Activity
Nocturnal
Social
Solitary
Biome
Temperate grassland
Range
North America
Movement
Running
Breeding
Live birth
Defense
Burrowing
Status
Uncommon

About

A big-eyed, big-eared mouse of western North America's deserts, grasslands, and forests, with a sharply bicolored tail — dark above, white below. It's the primary wild reservoir of Sin Nombre hantavirus, first identified after a 1993 outbreak in the Four Corners region.

Life cycle

  1. 1.
    newborn pup
    A blind, hairless pup nurses in the nest and is unable to regulate its own warmth.
  2. 2.
    juvenile
    A weaned juvenile is fully furred, leaves the nest, and begins foraging on solid food.
  3. 3.
    adult
    Fully grown and self-sufficient.

Learn more

Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Mammalia
Order
Rodentia
Family
Cricetidae
Genus
Peromyscus
Species
Peromyscus sonoriensis