Merriam’s Pocket Mouse vs Rusty Lark

Perognathus merriami compared with Mirafra rufa

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Rusty Lark is Not Evaluated.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Rusty Lark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Heteromyidae	Alaudidae
Genus	Perognathus	Mirafra
Species	Perognathus merriami	Mirafra rufa

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Rusty Lark

NE — Not Evaluated

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Rusty Lark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rusty Lark

Habitat

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

Range

Found in Norway.