Little Pocket Mouse vs Rock Foam

Perognathus longimembris compared with Stereocaulon saxatile

Key Differences

• Little Pocket Mouse is Least Concern while Rock Foam is Near Threatened.

Taxonomic Classification

Rank	Little Pocket Mouse	Rock Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Rodents)	Lecanorales (Lecanorales)
Family	Heteromyidae	Stereocaulaceae
Genus	Perognathus	Stereocaulon
Species	Perognathus longimembris	Stereocaulon saxatile

Conservation Status

Little Pocket Mouse

LC — Least Concern

Rock Foam

NT — Near Threatened

Physical Characteristics

Attribute	Little Pocket Mouse	Rock Foam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Little Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rock Foam

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.