Big Water Crayfish vs Central Andes Oldfield Mouse

Cambarus robustus compared with Thomasomys contradictus

Key Differences

• Big Water Crayfish is Least Concern while Central Andes Oldfield Mouse is Data Deficient.

Taxonomic Classification

Rank	Big Water Crayfish	Central Andes Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Malacostraca (Crustaceans)	Mammalia (Mammals)
Order	Decapoda (Decapoda)	Rodentia (Rodents)
Family	Cambaridae	Cricetidae
Genus	Cambarus	Thomasomys
Species	Cambarus robustus	Thomasomys contradictus

Evolutionary Relationship

Big Water Crayfish and Central Andes Oldfield Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big Water Crayfish

LC — Least Concern

Central Andes Oldfield Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Big Water Crayfish	Central Andes Oldfield Mouse
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.

Central Andes Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.

Central Andes Oldfield Mouse

The Central Andes Oldfield Mouse (Thomasomys contradictus) is a species in the genus Thomasomys. It is currently classified as Data Deficient on the IUCN Red List. Found in Colombia.