Alston s Cotton Rat vs Peruvian eagle ray

Sigmodon alstoni compared with Myliobatis peruvianus

Key Differences

• Alston s Cotton Rat is Least Concern while Peruvian eagle ray is Vulnerable.

Taxonomic Classification

Rank	Alston s Cotton Rat	Peruvian eagle ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Cricetidae	Myliobatidae
Genus	Sigmodon	Myliobatis
Species	Sigmodon alstoni	Myliobatis peruvianus

Evolutionary Relationship

Alston s Cotton Rat and Peruvian eagle ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Peruvian eagle ray

VU — Vulnerable

Physical Characteristics

Attribute	Alston s Cotton Rat	Peruvian eagle ray
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.

Peruvian eagle ray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile. 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.