Big Water Crayfish vs Mentawai Squirrel

Cambarus robustus compared with Callosciurus melanogaster

Key Differences

• Big Water Crayfish is Least Concern while Mentawai Squirrel is Vulnerable.

Taxonomic Classification

Rank	Big Water Crayfish	Mentawai Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Malacostraca (Crustaceans)	Mammalia (Mammals)
Order	Decapoda (Decapoda)	Rodentia (Rodents)
Family	Cambaridae	Sciuridae (Squirrels)
Genus	Cambarus	Callosciurus
Species	Cambarus robustus	Callosciurus melanogaster

Evolutionary Relationship

Big Water Crayfish and Mentawai Squirrel share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Water Crayfish

LC — Least Concern

Mentawai Squirrel

VU — Vulnerable

Physical Characteristics

Attribute	Big Water Crayfish	Mentawai Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Water Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in United States.

Mentawai Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Big Water Crayfish

The Big Water Crayfish (Cambarus robustus) is a species in the genus Cambarus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine, freshwater, and terrestrial environments.