California vole vs River Tern

Microtus californicus compared with Sterna aurantia

Key Differences

• California vole is Least Concern while River Tern is Vulnerable.

Taxonomic Classification

Rank	California vole	River Tern
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Mammalia (lớp Thú)	Aves (chim)
Order	Rodentia (Bộ Gặm nhấm)	Charadriiformes (Bộ Choi choi)
Family	Cricetidae	Laridae
Genus	Microtus	Sterna
Species	Microtus californicus	Sterna aurantia

Evolutionary Relationship

California vole and River Tern share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

California vole

LC — Least Concern

River Tern

VU — Vulnerable

Physical Characteristics

Attribute	California vole	River Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

California vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

River Tern

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable 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.