Merriam’s Pocket Mouse vs Window Gnat

Perognathus merriami compared with Sylvicola fenestralis

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Window Gnat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Diptera (Diptera)
Family	Heteromyidae	Anisopodidae
Genus	Perognathus	Sylvicola
Species	Perognathus merriami	Sylvicola fenestralis

Evolutionary Relationship

Merriam’s Pocket Mouse and Window Gnat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Window Gnat

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Window Gnat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Window Gnat

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, and United States.