Alston s Cotton Rat vs Large Fernandina Galapagos Mouse

Sigmodon alstoni compared with Nesoryzomys narboroughi

Key Differences

• Alston s Cotton Rat is Least Concern while Large Fernandina Galapagos Mouse is Vulnerable.

Taxonomic Classification

Rank	Alston s Cotton Rat	Large Fernandina Galapagos Mouse
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order same	Rodentia (ネズミ目)	Rodentia (ネズミ目)
Family same	Cricetidae	Cricetidae
Genus	Sigmodon	Nesoryzomys
Species	Sigmodon alstoni	Nesoryzomys narboroughi

Evolutionary Relationship

Alston s Cotton Rat and Large Fernandina Galapagos Mouse share a common ancestor at the Family level: Cricetidae.

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Large Fernandina Galapagos Mouse

VU — Vulnerable

Physical Characteristics

Attribute	Alston s Cotton Rat	Large Fernandina Galapagos Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alston s Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Large Fernandina Galapagos Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Alston s Cotton Rat

The Alston s Cotton Rat (Sigmodon alstoni) is a species in the genus Sigmodon. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems. Distributed across Colombia and Venezuela.