Grey Dwarf vs Long-tailed Ground Squirrel

Elachista bedellella compared with Urocitellus undulatus

Key Differences

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

Taxonomic Classification

Rank	Grey 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 bedellella	Urocitellus undulatus

Evolutionary Relationship

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

Conservation Status

Grey Dwarf

EN — Endangered

Long-tailed Ground Squirrel

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Grey 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.