Darwin s Nesoryzomys vs Yabby

Nesoryzomys darwini compared with Cherax destructor

Key Differences

• Darwin s Nesoryzomys is Extinct while Yabby is Vulnerable.

Taxonomic Classification

Rank	Darwin s Nesoryzomys	Yabby
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Malacostraca (Crustaceans)
Order	Rodentia (Rodents)	Decapoda (Decapoda)
Family	Cricetidae	Parastacidae
Genus	Nesoryzomys	Cherax
Species	Nesoryzomys darwini	Cherax destructor

Evolutionary Relationship

Darwin s Nesoryzomys and Yabby share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Darwin s Nesoryzomys

EX — Extinct

Yabby

VU — Vulnerable

Physical Characteristics

Attribute	Darwin s Nesoryzomys	Yabby
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Darwin s Nesoryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Yabby

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate coniferous forests, and temperate broadleaf and mixed forests, among 7 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (China), Europe (4 countries), and North America (Mexico). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.