Brown Rat vs hagfish

Rattus norvegicus compared with Myxine glutinosa

Taxonomic Classification

Rank	Brown Rat	hagfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Myxini (Myxini)
Order	Rodentia (Rodents)	Myxiniformes (Myxiniformes)
Family	Muridae (Mice & Rats)	Myxinidae
Genus	Rattus	Myxine
Species	Rattus norvegicus	Myxine glutinosa

Evolutionary Relationship

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

Conservation Status

Brown Rat

LC — Least Concern

hagfish

LC — Least Concern

Physical Characteristics

Attribute	Brown Rat	hagfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic 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).

hagfish

Habitat

Native to Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile, Denmark, Norway, and Sweden.

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 4 countries:

🇨🇱 Chile 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden