Arrowspine dogfish vs Brown Rat

Centrophorus moluccensis compared with Rattus norvegicus

Key Differences

• Arrowspine dogfish is Vulnerable while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Arrowspine dogfish	Brown Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Rodentia (Rodents)
Family	Centrophoridae	Muridae (Mice & Rats)
Genus	Centrophorus	Rattus
Species	Centrophorus moluccensis	Rattus norvegicus

Evolutionary Relationship

Arrowspine dogfish and Brown Rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arrowspine dogfish

VU — Vulnerable

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Arrowspine dogfish	Brown Rat
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.

Brown Rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

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.

Brown Rat

Brown Rat (Rattus norvegicus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan