Fen Dwarf vs Long-tailed Ground Squirrel

Elachista pomerana compared with Urocitellus undulatus

Key Differences

• Fen Dwarf is Endangered while Long-tailed Ground Squirrel is Least Concern.

Taxonomic Classification

Rank	Fen Dwarf	Long-tailed Ground Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Elachistidae	Sciuridae (Squirrels)
Genus	Elachista	Urocitellus
Species	Elachista pomerana	Urocitellus undulatus

Evolutionary Relationship

Fen Dwarf and Long-tailed Ground Squirrel share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Fen Dwarf

EN — Endangered

Long-tailed Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Fen Dwarf	Long-tailed Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fen Dwarf

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Long-tailed Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.