Long-tailed Ground Squirrel vs small tortoiseshell

Urocitellus undulatus compared with Aglais urticae

Key Differences

• Long-tailed Ground Squirrel is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Long-tailed Ground Squirrel	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Sciuridae (Squirrels)	Nymphalidae (Brush-footed Butterflies)
Genus	Urocitellus	Aglais
Species	Urocitellus undulatus	Aglais urticae

Evolutionary Relationship

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

Conservation Status

Long-tailed Ground Squirrel

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Long-tailed Ground Squirrel	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Long-tailed Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.