Alpine Bladder-fern vs Desmarest’s Spiny Pocket Mouse

Cystopteris alpina compared with Heteromys desmarestianus

Key Differences

• Alpine Bladder-fern is Near Threatened while Desmarest’s Spiny Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Alpine Bladder-fern	Desmarest’s Spiny Pocket Mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Rodentia (Rodents)
Family	Cystopteridaceae	Heteromyidae
Genus	Cystopteris	Heteromys
Species	Cystopteris alpina	Heteromys desmarestianus

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Desmarest’s Spiny Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Alpine Bladder-fern	Desmarest’s Spiny Pocket 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.

Desmarest’s Spiny Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.