Arctic lemming vs Riverside Tyrant

Dicrostonyx torquatus compared with Knipolegus orenocensis

Taxonomic Classification

Rank	Arctic lemming	Riverside Tyrant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Cricetidae	Tyrannidae
Genus	Dicrostonyx	Knipolegus
Species	Dicrostonyx torquatus	Knipolegus orenocensis

Evolutionary Relationship

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

Conservation Status

Arctic lemming

LC — Least Concern

Riverside Tyrant

LC — Least Concern

Physical Characteristics

Attribute	Arctic lemming	Riverside Tyrant
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Riverside Tyrant

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.