Alpine Bladder-fern vs Delicate Pygmy Rice Rat

Cystopteris alpina compared with Oligoryzomys delicatus

Key Differences

• Alpine Bladder-fern is Near Threatened while Delicate Pygmy Rice Rat is Data Deficient.

Taxonomic Classification

Rank	Alpine Bladder-fern	Delicate Pygmy Rice Rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Rodentia (Rodents)
Family	Cystopteridaceae	Cricetidae
Genus	Cystopteris	Oligoryzomys
Species	Cystopteris alpina	Oligoryzomys delicatus

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Delicate Pygmy Rice Rat

DD — Data Deficient

Physical Characteristics

Attribute	Alpine Bladder-fern	Delicate Pygmy Rice Rat
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.

Delicate Pygmy Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

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.