Black-tailed Deermouse vs Brown Rat

Peromyscus melanurus compared with Rattus norvegicus

Key Differences

• Black-tailed Deermouse is Endangered while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Black-tailed Deermouse	Brown Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Cricetidae	Muridae (Mice & Rats)
Genus	Peromyscus	Rattus
Species	Peromyscus melanurus	Rattus norvegicus

Evolutionary Relationship

Black-tailed Deermouse and Brown Rat share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Black-tailed Deermouse

EN — Endangered

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Black-tailed Deermouse	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-tailed Deermouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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).

Black-tailed Deermouse

The Black-tailed Deermouse (Peromyscus melanurus) is a species in the genus Peromyscus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.