Merriam’s Pocket Mouse vs Rock Firefinch

Perognathus merriami compared with Lagonosticta sanguinodorsalis

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Rock Firefinch
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Heteromyidae	Estrildidae
Genus	Perognathus	Lagonosticta
Species	Perognathus merriami	Lagonosticta sanguinodorsalis

Evolutionary Relationship

Merriam’s Pocket Mouse and Rock Firefinch share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Rock Firefinch

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Rock Firefinch
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rock Firefinch

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.