Lemming Mountain Vole vs River Tern

Alticola lemminus compared with Sterna aurantia

Key Differences

• Lemming Mountain Vole is Least Concern while River Tern is Vulnerable.

Taxonomic Classification

Rank	Lemming Mountain Vole	River Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Charadriiformes (Charadriiformes)
Family	Cricetidae	Laridae
Genus	Alticola	Sterna
Species	Alticola lemminus	Sterna aurantia

Evolutionary Relationship

Lemming Mountain Vole and River Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lemming Mountain Vole

LC — Least Concern

River Tern

VU — Vulnerable

Physical Characteristics

Attribute	Lemming Mountain Vole	River Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lemming Mountain 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.