Amur Brown Lemming vs Big Finner

Lemmus amurensis compared with Balaenoptera physalus

Key Differences

• Amur Brown Lemming is Least Concern while Big Finner is Endangered.

Taxonomic Classification

Rank	Amur Brown Lemming	Big Finner
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mamalia)	Mammalia (mamalia)
Order	Rodentia (hewan pengerat)	Cetacea (Whales & Dolphins)
Family	Cricetidae	Balaenopteridae (Rorquals)
Genus	Lemmus	Balaenoptera (Rorquals)
Species	Lemmus amurensis	Balaenoptera physalus

Evolutionary Relationship

Amur Brown Lemming and Big Finner share a common ancestor at the Class level: Mammalia. (mamalia)

Conservation Status

Amur Brown Lemming

LC — Least Concern

Big Finner

EN — Endangered

Physical Characteristics

Attribute	Amur Brown Lemming	Big Finner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amur Brown Lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Big Finner

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Amur Brown Lemming

The Amur Brown Lemming (Lemmus amurensis) is a species in the genus Lemmus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Big Finner

Big Finner (Balaenoptera physalus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.