Mexican Deer Mouse

Mexican Deer Mouse

Peromyscus mexicanus

Silhouette: Nina Skinner · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability Insufficient data
at Tapantí-Macizo de la Muerte National Park
2 Verified sightings at Tapantí-Macizo de la Muerte National Park From 2019 to 2026
12 Verified sightings across all 5 parks From 2019 to 2026
🌅 Crepuscular When it's spotted at dawn and dusk

About the Mexican Deer Mouse

The Mexican deer mouse or Mexican deermouse (Peromyscus mexicanus) is a species of forest-dwelling rodent in the family Cricetidae. It is a species of the genus Peromyscus, a closely related group of New World mice often called "deermice". It is found in southern Mexico and throughout much of Central America.

Mexican deer mice are moderately sized mouse-like animals with narrow, slightly elongated, heads and long tails. They have a combined head and body length of 9 to 12 centimetres (3.5 to 4.7 in), and a tail 10 to 13 centimetres (3.9 to 5.1 in) long.

The fur is soft, short, and generally rufous or russet in color. However, the general body color varies with geographic location, and with the time of year, being generally paler in drier climates or during dry seasons. At the extremes, it may vary from nearly black to pale grey.

The underparts and feet are creamy white, with brown or rufous fur on the upper parts of the limbs. There is a patch of almost blackish fur at the base of the whiskers, and a dark ring around the eyes. The fur on the tail is sparse and very short, making it almost invisible on casual examination; a feature that distinguishes the Mexican deer... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Monteverde Cloud Forest Reserve 🇨🇷 Costa Rica
~10%
2 Chirripó National Park 🇨🇷 Costa Rica
Insufficient data
3 Los Quetzales National Park 🇨🇷 Costa Rica
Insufficient data
4 Tapantí-Macizo de la Muerte National Park 🇨🇷 Costa Rica
Insufficient data
5 La Amistad International Park (Panama) 🇵🇦 Panama
Insufficient data
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