Alpine Bladder-fern vs Large Japanese Field Mouse

Cystopteris alpina compared with Apodemus speciosus

Key Differences

• Alpine Bladder-fern is Near Threatened while Large Japanese Field Mouse is Least Concern.

Taxonomic Classification

Rank	Alpine Bladder-fern	Large Japanese Field Mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Rodentia (Rodents)
Family	Cystopteridaceae	Muridae (Mice & Rats)
Genus	Cystopteris	Apodemus
Species	Cystopteris alpina	Apodemus speciosus

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Large Japanese Field Mouse

LC — Least Concern

Physical Characteristics

Attribute	Alpine Bladder-fern	Large Japanese Field Mouse
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.

Large Japanese Field Mouse

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.