Alston s Cotton Rat vs Liben Lark

Sigmodon alstoni compared with Heteromirafra archeri

Key Differences

• Alston s Cotton Rat is Least Concern while Liben Lark is Critically Endangered.

Taxonomic Classification

Rank	Alston s Cotton Rat	Liben Lark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Cricetidae	Alaudidae
Genus	Sigmodon	Heteromirafra
Species	Sigmodon alstoni	Heteromirafra archeri

Evolutionary Relationship

Alston s Cotton Rat and Liben Lark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Liben Lark

CR — Critically Endangered

Physical Characteristics

Attribute	Alston s Cotton Rat	Liben Lark
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.

Liben Lark

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway. 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.