Arctic lemming vs Pinto's Spinetail

Dicrostonyx torquatus compared with Synallaxis infuscata

Key Differences

• Arctic lemming is Least Concern while Pinto's Spinetail is Endangered.

Taxonomic Classification

Rank	Arctic lemming	Pinto's Spinetail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Cricetidae	Furnariidae
Genus	Dicrostonyx	Synallaxis
Species	Dicrostonyx torquatus	Synallaxis infuscata

Evolutionary Relationship

Arctic lemming and Pinto's Spinetail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arctic lemming

LC — Least Concern

Pinto's Spinetail

EN — Endangered

Physical Characteristics

Attribute	Arctic lemming	Pinto's Spinetail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Pinto's Spinetail

Habitat

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

Range

Found in Norway. 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.