Eurasian red squirrel vs Lesser Noctule

Sciurus vulgaris compared with Nyctalus leisleri

Key Differences

• Eurasian red squirrel is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Eurasian red squirrel	Lesser Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Chiroptera (Bats)
Family	Sciuridae (Squirrels)	Vespertilionidae
Genus	Sciurus (Tree Squirrels)	Nyctalus
Species	Sciurus vulgaris	Nyctalus leisleri

Evolutionary Relationship

Eurasian red squirrel and Lesser Noctule share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Eurasian red squirrel

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Eurasian red squirrel	Lesser Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian red squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Asia (Georgia) and Europe (5 countries).

Lesser Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Eurasian red squirrel

Eurasian red squirrel (Sciurus vulgaris) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden