Brittle Bladderfern vs Central Andes Oldfield Mouse

Cystopteris tenuis compared with Thomasomys contradictus

Key Differences

• Brittle Bladderfern is Not Evaluated while Central Andes Oldfield Mouse is Data Deficient.

Taxonomic Classification

Rank	Brittle Bladderfern	Central Andes Oldfield Mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Rodentia (Rodents)
Family	Cystopteridaceae	Cricetidae
Genus	Cystopteris	Thomasomys
Species	Cystopteris tenuis	Thomasomys contradictus

Conservation Status

Brittle Bladderfern

NE — Not Evaluated

Central Andes Oldfield Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Brittle Bladderfern	Central Andes Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brittle Bladderfern

Habitat

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

Range

Distributed across Canada and United States.

Central Andes Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Brittle Bladderfern

The Brittle Bladderfern (Cystopteris tenuis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.

Central Andes Oldfield Mouse

The Central Andes Oldfield Mouse (Thomasomys contradictus) is a species in the genus Thomasomys. It is currently classified as Data Deficient on the IUCN Red List. Found in Colombia.