Lake Baikal Mountain Vole vs Merriam’s Pocket Mouse

Alticola olchonensis compared with Perognathus merriami

Key Differences

• Lake Baikal Mountain Vole is Endangered while Merriam’s Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Lake Baikal Mountain Vole	Merriam’s Pocket Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Cricetidae	Heteromyidae
Genus	Alticola	Perognathus
Species	Alticola olchonensis	Perognathus merriami

Evolutionary Relationship

Lake Baikal Mountain Vole and Merriam’s Pocket Mouse share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Lake Baikal Mountain Vole

EN — Endangered

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Lake Baikal Mountain Vole	Merriam’s Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lake Baikal Mountain Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.