Arctic lemming vs Hector’s Beaked Whale

Dicrostonyx torquatus compared with Mesoplodon hectori

Key Differences

• Arctic lemming is Least Concern while Hector’s Beaked Whale is Data Deficient.

Taxonomic Classification

Rank	Arctic lemming	Hector’s Beaked Whale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Cetacea (Whales & Dolphins)
Family	Cricetidae	Hyperoodontidae
Genus	Dicrostonyx	Mesoplodon
Species	Dicrostonyx torquatus	Mesoplodon hectori

Evolutionary Relationship

Arctic lemming and Hector’s Beaked Whale share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Arctic lemming

LC — Least Concern

Hector’s Beaked Whale

DD — Data Deficient

Physical Characteristics

Attribute	Arctic lemming	Hector’s Beaked Whale
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Hector’s Beaked Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.