Alpine Bladder-fern vs Mentawai Squirrel

Cystopteris alpina compared with Callosciurus melanogaster

Key Differences

• Alpine Bladder-fern is Near Threatened while Mentawai Squirrel is Vulnerable.

Taxonomic Classification

Rank	Alpine Bladder-fern	Mentawai Squirrel
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Rodentia (Rodents)
Family	Cystopteridaceae	Sciuridae (Squirrels)
Genus	Cystopteris	Callosciurus
Species	Cystopteris alpina	Callosciurus melanogaster

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Mentawai Squirrel

VU — Vulnerable

Physical Characteristics

Attribute	Alpine Bladder-fern	Mentawai Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Bladder-fern

Habitat

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

Range

Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Mentawai Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Alpine Bladder-fern

The Alpine Bladder-fern (Cystopteris alpina) is a species in the genus Cystopteris. It is currently classified as Near Threatened on the IUCN Red List. Typically found in moist, shaded forest floors and tropical canopies. Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.