Merriam’s Pocket Mouse vs Northern Emerald

Perognathus merriami compared with Somatochlora arctica

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Northern Emerald is Endangered.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Northern Emerald
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Odonata (Odonata)
Family	Heteromyidae	Corduliidae
Genus	Perognathus	Somatochlora
Species	Perognathus merriami	Somatochlora arctica

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Northern Emerald

EN — Endangered

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Northern Emerald
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Northern Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Ukraine. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Northern Emerald

Northern Emerald (Somatochlora arctica) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.