Merriam’s Pocket Mouse vs small rivulet

Perognathus merriami compared with Perizoma alchemillata

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	small rivulet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Heteromyidae	Geometridae
Genus	Perognathus	Perizoma
Species	Perognathus merriami	Perizoma alchemillata

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

small rivulet

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	small rivulet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

small rivulet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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