Arctic lemming vs Broadnose wedgefish

Dicrostonyx torquatus compared with Rhynchobatus springeri

Key Differences

• Arctic lemming is Least Concern while Broadnose wedgefish is Critically Endangered.

Taxonomic Classification

Rank	Arctic lemming	Broadnose wedgefish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rhinopristiformes (Rhinopristiformes)
Family	Cricetidae	Rhinidae
Genus	Dicrostonyx	Rhynchobatus
Species	Dicrostonyx torquatus	Rhynchobatus springeri

Evolutionary Relationship

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

Conservation Status

Arctic lemming

LC — Least Concern

Broadnose wedgefish

CR — Critically Endangered

Physical Characteristics

Attribute	Arctic lemming	Broadnose wedgefish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Broadnose wedgefish

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Found in Taiwan. Currently classified as Critically 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.

Broadnose wedgefish

The Broadnose Wedgefish (Rhynchobatus springeri) is a species in the genus Rhynchobatus. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.