Eurasian red squirrel vs Four-Lined Silverfish

Sciurus vulgaris compared with Ctenolepisma lineata

Key Differences

• Eurasian red squirrel is Least Concern while Four-Lined Silverfish is Not Evaluated.

Taxonomic Classification

Rank	Eurasian red squirrel	Four-Lined Silverfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Zygentoma (Zygentoma)
Family	Sciuridae (Squirrels)	Lepismatidae
Genus	Sciurus (Tree Squirrels)	Ctenolepisma
Species	Sciurus vulgaris	Ctenolepisma lineata

Evolutionary Relationship

Eurasian red squirrel and Four-Lined Silverfish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian red squirrel

LC — Least Concern

Four-Lined Silverfish

NE — Not Evaluated

Physical Characteristics

Attribute	Eurasian red squirrel	Four-Lined Silverfish
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).

Four-Lined Silverfish

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Norway, Portugal, Sweden, and United States.

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 🇳🇴 Norway 🇸🇪 Sweden