Arctic lemming vs Lost case-bearer

Dicrostonyx torquatus compared with Coleophora vulnerariae

Key Differences

• Arctic lemming is Least Concern while Lost case-bearer is Endangered.

Taxonomic Classification

Rank	Arctic lemming	Lost case-bearer
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Mammalia (哺乳類)	Insecta (昆虫)
Order	Rodentia (ネズミ目)	Lepidoptera (チョウ目)
Family	Cricetidae	Coleophoridae
Genus	Dicrostonyx	Coleophora
Species	Dicrostonyx torquatus	Coleophora vulnerariae

Evolutionary Relationship

Arctic lemming and Lost case-bearer share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Arctic lemming

LC — Least Concern

Lost case-bearer

EN — Endangered

Physical Characteristics

Attribute	Arctic lemming	Lost case-bearer
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lost case-bearer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Endangered 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.