Bladder Fern vs Caucasian Squirrel

Cystopteris fragilis compared with Sciurus anomalus

Key Differences

• Bladder Fern is Not Evaluated while Caucasian Squirrel is Least Concern.

Taxonomic Classification

Rank	Bladder Fern	Caucasian Squirrel
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Tracheophyta	Chordata (脊索動物)
Class	Polypodiopsida (ウラボシ綱)	Mammalia (哺乳類)
Order	Polypodiales (ウラボシ目)	Rodentia (ネズミ目)
Family	Cystopteridaceae	Sciuridae (Squirrels)
Genus	Cystopteris	Sciurus (Tree Squirrels)
Species	Cystopteris fragilis	Sciurus anomalus

Conservation Status

Bladder Fern

NE — Not Evaluated

Caucasian Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Bladder Fern	Caucasian Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bladder Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (Canada, United States), and South America (Colombia).

Caucasian Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Norway and United Arab Emirates.

Bladder Fern

The Bladder Fern (Cystopteris fragilis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.

Caucasian Squirrel

The Caucasian Squirrel (Sciurus anomalus) is a species in the genus Sciurus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway