Arrowspine dogfish vs Northern Birch Mouse

Centrophorus moluccensis compared with Sicista betulina

Key Differences

• Arrowspine dogfish is Vulnerable while Northern Birch Mouse is Least Concern.

Taxonomic Classification

Rank	Arrowspine dogfish	Northern Birch Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Rodentia (Rodents)
Family	Centrophoridae	Dipodidae
Genus	Centrophorus	Sicista
Species	Centrophorus moluccensis	Sicista betulina

Evolutionary Relationship

Arrowspine dogfish and Northern Birch Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arrowspine dogfish

VU — Vulnerable

Northern Birch Mouse

LC — Least Concern

Physical Characteristics

Attribute	Arrowspine dogfish	Northern Birch Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arrowspine dogfish

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Northern Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, Russia, Sweden, and Ukraine.

Arrowspine dogfish

The Arrowspine dogfish, Centrophorus moluccensis, is a species. It is currently assessed as vulnerable on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.