Darwin s Nesoryzomys vs Grasshopper Sparrow

Nesoryzomys darwini compared with Ammodramus savannarum

Key Differences

• Darwin s Nesoryzomys is Extinct while Grasshopper Sparrow is Critically Endangered.

Taxonomic Classification

Rank	Darwin s Nesoryzomys	Grasshopper Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Cricetidae	Passerellidae
Genus	Nesoryzomys	Ammodramus
Species	Nesoryzomys darwini	Ammodramus savannarum

Evolutionary Relationship

Darwin s Nesoryzomys and Grasshopper Sparrow share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Darwin s Nesoryzomys

EX — Extinct

Grasshopper Sparrow

CR — Critically Endangered

Physical Characteristics

Attribute	Darwin s Nesoryzomys	Grasshopper Sparrow
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.

Grasshopper Sparrow

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 5 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia, Ecuador, Norway, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador