Caatinga laucha vs Small Crest

Calomys expulsus compared with Anarsia spartiella

Key Differences

• Caatinga laucha is Least Concern while Small Crest is Endangered.

Taxonomic Classification

Rank	Caatinga laucha	Small Crest
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Cricetidae	Gelechiidae
Genus	Calomys	Anarsia
Species	Calomys expulsus	Anarsia spartiella

Evolutionary Relationship

Caatinga laucha and Small Crest share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Caatinga laucha

LC — Least Concern

Small Crest

EN — Endangered

Physical Characteristics

Attribute	Caatinga laucha	Small Crest
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caatinga laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Small Crest

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Caatinga laucha

The Caatinga laucha (Calomys expulsus) is a species in the genus Calomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.