Arctic lemming vs White-collared Swift

Dicrostonyx torquatus compared with Streptoprocne zonaris

Taxonomic Classification

Rank	Arctic lemming	White-collared Swift
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	Streptoprocne
Species	Dicrostonyx torquatus	Streptoprocne zonaris

Evolutionary Relationship

Arctic lemming and White-collared Swift share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arctic lemming

LC — Least Concern

White-collared Swift

LC — Least Concern

Physical Characteristics

Attribute	Arctic lemming	White-collared Swift
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

White-collared Swift

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

White-collared Swift

White-collared Swift (Streptoprocne zonaris) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.