Brown Rat vs Common Kingfisher

Rattus norvegicus compared with Alcedo atthis

Key Differences

• Brown Rat is Least Concern while Common Kingfisher is Vulnerable.

Taxonomic Classification

Rank	Brown Rat	Common Kingfisher
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Coraciiformes (Coraciiformes)
Family	Muridae (Mice & Rats)	Alcedinidae
Genus	Rattus	Alcedo
Species	Rattus norvegicus	Alcedo atthis

Evolutionary Relationship

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

Conservation Status

Brown Rat

LC — Least Concern

Common Kingfisher

VU — Vulnerable

Physical Characteristics

Attribute	Brown Rat	Common Kingfisher
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).

Common Kingfisher

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Common Kingfisher

Common Kingfisher (Alcedo atthis) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden