Pallas's squirrel, Red-bellied tree squirrel vs small tortoiseshell

Callosciurus erythraeus compared with Aglais urticae

Key Differences

• Pallas's squirrel, Red-bellied tree squirrel is Not Evaluated while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Pallas's squirrel, Red-bellied tree 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	Callosciurus	Aglais
Species	Callosciurus erythraeus	Aglais urticae

Evolutionary Relationship

Pallas's squirrel, Red-bellied tree squirrel and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Pallas's squirrel, Red-bellied tree squirrel

NE — Not Evaluated

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Pallas's squirrel, Red-bellied tree squirrel	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pallas's squirrel, Red-bellied tree squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (China, Japan), Europe (8 countries), and South America (Argentina).

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.

Shared Countries

Both species can be found in 8 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇫🇷 France 🇮🇹 Italy 🇳🇱 Netherlands 🇳🇴 Norway 🇸🇪 Sweden 🇬🇧 United Kingdom