Alston s Cotton Rat vs Chinese giant salamander

Sigmodon alstoni compared with Andrias davidianus

Key Differences

• Alston s Cotton Rat is Least Concern while Chinese giant salamander is Critically Endangered.

Taxonomic Classification

Rank	Alston s Cotton Rat	Chinese giant salamander
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Amphibia (両生類)
Order	Rodentia (ネズミ目)	Caudata (有尾目)
Family	Cricetidae	Cryptobranchidae
Genus	Sigmodon	Andrias
Species	Sigmodon alstoni	Andrias davidianus

Evolutionary Relationship

Alston s Cotton Rat and Chinese giant salamander share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Chinese giant salamander

CR — Critically Endangered

Physical Characteristics

Attribute	Alston s Cotton Rat	Chinese giant salamander
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.

Chinese giant salamander

Habitat

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

Range

Found in Japan. Currently classified as Critically Endangered 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.

Chinese giant salamander

The Chinese Giant Salamander (Andrias davidianus) is a species in the genus Andrias. It is currently classified as Critically Endangered on the IUCN Red List. Found in Japan. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.