California vole vs sei whale

Microtus californicus compared with Balaenoptera borealis

Key Differences

• California vole is Least Concern while sei whale is Endangered.

Taxonomic Classification

Rank	California vole	sei whale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Cetacea (Whales & Dolphins)
Family	Cricetidae	Balaenopteridae (Rorquals)
Genus	Microtus	Balaenoptera (Rorquals)
Species	Microtus californicus	Balaenoptera borealis

Evolutionary Relationship

California vole and sei whale share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

California vole

LC — Least Concern

sei whale

EN — Endangered

Physical Characteristics

Attribute	California vole	sei whale
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

California vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

sei whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

California vole

The California vole (Microtus californicus) is a species in the genus Microtus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.