Dark Roller vs Fat-tailed Jird

Ancylis upupana compared with Pachyuromys duprasi

Key Differences

• Dark Roller is Near Threatened while Fat-tailed Jird is Least Concern.

Taxonomic Classification

Rank	Dark Roller	Fat-tailed Jird
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	Pachyuromys
Species	Ancylis upupana	Pachyuromys duprasi

Evolutionary Relationship

Dark Roller and Fat-tailed Jird share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Dark Roller

NT — Near Threatened

Fat-tailed Jird

LC — Least Concern

Physical Characteristics

Attribute	Dark Roller	Fat-tailed Jird
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.

Fat-tailed Jird

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.