Brittle Bladderfern vs Northern Birch Mouse

Cystopteris tenuis compared with Sicista betulina

Key Differences

• Brittle Bladderfern is Not Evaluated while Northern Birch Mouse is Least Concern.

Taxonomic Classification

Rank	Brittle Bladderfern	Northern Birch Mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Rodentia (Rodents)
Family	Cystopteridaceae	Dipodidae
Genus	Cystopteris	Sicista
Species	Cystopteris tenuis	Sicista betulina

Conservation Status

Brittle Bladderfern

NE — Not Evaluated

Northern Birch Mouse

LC — Least Concern

Physical Characteristics

Attribute	Brittle Bladderfern	Northern Birch 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.

Northern Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, Russia, Sweden, and Ukraine.

Brittle Bladderfern

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