Arctic lemming vs Noctule

Dicrostonyx torquatus compared with Nyctalus noctula

Key Differences

• Arctic lemming is Least Concern while Noctule is Vulnerable.

Taxonomic Classification

Rank	Arctic lemming	Noctule
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Rodentia (อันดับสัตว์ฟันแทะ)	Chiroptera (ค้างคาว)
Family	Cricetidae	Vespertilionidae
Genus	Dicrostonyx	Nyctalus
Species	Dicrostonyx torquatus	Nyctalus noctula

Evolutionary Relationship

Arctic lemming and Noctule share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Arctic lemming

LC — Least Concern

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Arctic lemming	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Arctic lemming

The Arctic lemming (Dicrostonyx torquatus) is a species in the genus Dicrostonyx. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Noctule

Noctule (Nyctalus noctula) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.