Brown Rat vs Goose Barnacle

Rattus norvegicus compared with Lepas anserifera

Key Differences

• Brown Rat is Least Concern while Goose Barnacle is Not Evaluated.

Taxonomic Classification

Rank	Brown Rat	Goose Barnacle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Maxillopoda (Maxillopoda)
Order	Rodentia (Rodents)	Pedunculata (Pedunculata)
Family	Muridae (Mice & Rats)	Lepadidae
Genus	Rattus	Lepas
Species	Rattus norvegicus	Lepas anserifera

Evolutionary Relationship

Brown Rat and Goose Barnacle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Rat

LC — Least Concern

Goose Barnacle

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Rat	Goose Barnacle
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).

Goose Barnacle

Habitat

Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and Oceania and the Pacific (Australia).

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 7 countries:

🇦🇺 Australia 🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇹🇼 Taiwan