Arctic lemming vs Rivero's Cochran Frog

Dicrostonyx torquatus compared with Cochranella riveroi

Key Differences

• Arctic lemming is Least Concern while Rivero's Cochran Frog is Vulnerable.

Taxonomic Classification

Rank	Arctic lemming	Rivero's Cochran Frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Cricetidae	Centrolenidae
Genus	Dicrostonyx	Cochranella
Species	Dicrostonyx torquatus	Cochranella riveroi

Evolutionary Relationship

Arctic lemming and Rivero's Cochran Frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arctic lemming

LC — Least Concern

Rivero's Cochran Frog

VU — Vulnerable

Physical Characteristics

Attribute	Arctic lemming	Rivero's Cochran Frog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rivero's Cochran Frog

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Venezuela. Currently classified as Vulnerable 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.