Alston s Cotton Rat vs Bordered Ermel

Sigmodon alstoni compared with Ethmia bipunctella

Key Differences

• Alston s Cotton Rat is Least Concern while Bordered Ermel is Endangered.

Taxonomic Classification

Rank	Alston s Cotton Rat	Bordered Ermel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Cricetidae	Ethmiidae
Genus	Sigmodon	Ethmia
Species	Sigmodon alstoni	Ethmia bipunctella

Evolutionary Relationship

Alston s Cotton Rat and Bordered Ermel share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Bordered Ermel

EN — Endangered

Physical Characteristics

Attribute	Alston s Cotton Rat	Bordered Ermel
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.

Bordered Ermel

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as 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.

Bordered Ermel

The Bordered Ermel (Ethmia bipunctella) is a species in the genus Ethmia. It is currently classified as Endangered on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.