bristled river shrimp vs Brown Rat

Macrobrachium olfersii compared with Rattus norvegicus

Taxonomic Classification

Rank	bristled river shrimp	Brown Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Malacostraca (Crustaceans)	Mammalia (Mammals)
Order	Decapoda (Decapoda)	Rodentia (Rodents)
Family	Palaemonidae	Muridae (Mice & Rats)
Genus	Macrobrachium	Rattus
Species	Macrobrachium olfersii	Rattus norvegicus

Evolutionary Relationship

bristled river shrimp and Brown Rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

bristled river shrimp

LC — Least Concern

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	bristled river shrimp	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

bristled river shrimp

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in United States.

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).

bristled river shrimp

The Bristled river shrimp (Macrobrachium olfersii) is a species in the genus Macrobrachium. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine, freshwater, and terrestrial environments.

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:

🇺🇸 United States