Caatinga laucha vs Dark Roller

Calomys expulsus compared with Ancylis upupana

Key Differences

• Caatinga laucha is Least Concern while Dark Roller is Near Threatened.

Taxonomic Classification

Rank	Caatinga laucha	Dark Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (cordados)	Arthropoda (artrópode)
Class	Mammalia (mamíferos)	Insecta (inseto)
Order	Rodentia (Roedores)	Lepidoptera (Butterflies & Moths)
Family	Cricetidae	Tortricidae
Genus	Calomys	Ancylis
Species	Calomys expulsus	Ancylis upupana

Evolutionary Relationship

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

Conservation Status

Caatinga laucha

LC — Least Concern

Dark Roller

NT — Near Threatened

Physical Characteristics

Attribute	Caatinga laucha	Dark Roller
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caatinga laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Dark Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.