Lesser Smoothcap vs Pallas's squirrel, Red-bellied tree squirrel

Atrichum angustatum compared with Callosciurus erythraeus

Key Differences

• Lesser Smoothcap is Vulnerable while Pallas's squirrel, Red-bellied tree squirrel is Not Evaluated.

Taxonomic Classification

Rank	Lesser Smoothcap	Pallas's squirrel, Red-bellied tree squirrel
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Bryophyta	Chordata (Chordates)
Class	Polytrichopsida (Polytrichopsida)	Mammalia (Mammals)
Order	Polytrichales (Polytrichales)	Rodentia (Rodents)
Family	Polytrichaceae	Sciuridae (Squirrels)
Genus	Atrichum	Callosciurus
Species	Atrichum angustatum	Callosciurus erythraeus

Conservation Status

Lesser Smoothcap

VU — Vulnerable

Pallas's squirrel, Red-bellied tree squirrel

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Lesser Smoothcap

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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).

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden