Dark Roller vs Gray-bellied Pencil-tailed Tree Mouse

Ancylis upupana compared with Chiropodomys muroides

Key Differences

• Dark Roller is Near Threatened while Gray-bellied Pencil-tailed Tree Mouse is Data Deficient.

Taxonomic Classification

Rank	Dark Roller	Gray-bellied Pencil-tailed Tree Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Tortricidae	Muridae (Mice & Rats)
Genus	Ancylis	Chiropodomys
Species	Ancylis upupana	Chiropodomys muroides

Evolutionary Relationship

Dark Roller and Gray-bellied Pencil-tailed Tree Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Dark Roller

NT — Near Threatened

Gray-bellied Pencil-tailed Tree Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Dark Roller	Gray-bellied Pencil-tailed Tree Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Gray-bellied Pencil-tailed Tree Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.