Arctic lemming vs Cave Swiftlet

Dicrostonyx torquatus compared with Collocalia linchi

Taxonomic Classification

Rank	Arctic lemming	Cave Swiftlet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Apodiformes (Apodiformes)
Family	Cricetidae	Apodidae
Genus	Dicrostonyx	Collocalia
Species	Dicrostonyx torquatus	Collocalia linchi

Evolutionary Relationship

Arctic lemming and Cave Swiftlet share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arctic lemming

LC — Least Concern

Cave Swiftlet

LC — Least Concern

Physical Characteristics

Attribute	Arctic lemming	Cave Swiftlet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Cave Swiftlet

Habitat

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

Range

Found in Norway.

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.

Cave Swiftlet

The Cave Swiftlet (Collocalia linchi) is a species in the genus Collocalia. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.