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Carmen Mountain shrew

Sorex milleri

MammalThe IUCN status of the…

Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Mammal
Order
Eulipotyphla
Family
Soricidae
Genus
Sorex

Habitat

This shrew inhabits high-elevation coniferous forests and moist meadows in the mountains of southeastern Arizona and southwestern New Mexico. It prefers rocky areas with dense ground cover and ample moisture, typically at altitudes above 2,000 meters. These habitats provide protection and abundant food sources.

Diet

The Carmen Mountain shrew primarily feeds on insects, earthworms, and other small invertebrates like spiders and centipedes. It forages actively both day and night, using its keen sense of smell to locate prey, and consumes food frequently due to its high metabolic rate.

Behavior

Carmen Mountain shrews are solitary and territorial, defending small home ranges with scent markings. They are primarily nocturnal, spending days in burrows or under logs, and exhibit rapid, erratic movements while foraging. These shrews are highly active hunters, covering ground quickly in search of food.

Conservation Status

The IUCN status of the Carmen Mountain shrew is Least Concern, with a stable population trend. Major threats include habitat loss from logging and climate change impacts on high-elevation environments.