TaxonHub

Pinyon Mouse

Peromyscus truei

A small nocturnal rodent endemic to western mountainous regions of North America, specialized in pinyon-juniper woodland ecosystems.

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Ecology & Habitat

Habitat

Primarily inhabits pinyon-juniper woodlands, rocky mountain slopes, and forest edges at elevations between 1,200-3,000 meters, ranging from western United States to northern Mexico.

Ecological Role

Key seed disperser for pinyon pine forests, plays critical role in forest regeneration and ecosystem maintenance; serves as prey for various predators including owls, snakes, and small carnivores.

Morphology

SKIN COAT Dense soft fur, typically grayish-brown dorsal coloration with white or cream-colored ventral surface, providing camouflage in rocky environments
LIMBS WINGS Relatively long hind limbs adapted for climbing and jumping, proportionally shorter forelimbs
HEAD SENSORY Large rounded ears, prominent dark eyes, acute sensory capabilities for nocturnal navigation and predator detection
BODY STRUCTURE Small mouse, body length 120-180 mm, weight 15-35 grams, slender build with adapted limbs for climbing and navigating rocky terrain

Data Source: TaxonHub Database
Image Credit: Daderot

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Related Species in Cricetidae

Microtus duodecimcostatus

Microtus ochrogaster

Microtus longicaudus