bristled river shrimp vs Polynesian rat

Macrobrachium olfersii compared with Rattus exulans

Taxonomic Classification

Rank	bristled river shrimp	Polynesian 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 exulans

Evolutionary Relationship

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

Conservation Status

bristled river shrimp

LC — Least Concern

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	bristled river shrimp	Polynesian 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.

Polynesian rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical coniferous forests, among 4 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (6 countries), Europe (United Kingdom), North America (United States), Oceania and the Pacific (11 countries), and South America (Chile).

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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States