Arctic lemming vs Tree Swallow

Dicrostonyx torquatus compared with Tachycineta bicolor

Taxonomic Classification

Rank	Arctic lemming	Tree Swallow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Cricetidae	Hirundinidae
Genus	Dicrostonyx	Tachycineta
Species	Dicrostonyx torquatus	Tachycineta bicolor

Evolutionary Relationship

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

Conservation Status

Arctic lemming

LC — Least Concern

Tree Swallow

LC — Least Concern

Physical Characteristics

Attribute	Arctic lemming	Tree Swallow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Tree Swallow

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, 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.