Brittle Bladderfern vs Pygmy three-toed sloth

Cystopteris tenuis compared with Bradypus pygmaeus

Key Differences

• Brittle Bladderfern is Not Evaluated while Pygmy three-toed sloth is Critically Endangered.

Taxonomic Classification

Rank	Brittle Bladderfern	Pygmy three-toed sloth
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Pilosa (Sloths & Anteaters)
Family	Cystopteridaceae	Bradypodidae (Three-toed Sloths)
Genus	Cystopteris	Bradypus (Three-toed Sloths)
Species	Cystopteris tenuis	Bradypus pygmaeus

Conservation Status

Brittle Bladderfern

NE — Not Evaluated

Pygmy three-toed sloth

CR — Critically Endangered

Physical Characteristics

Attribute	Brittle Bladderfern	Pygmy three-toed sloth
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.

Pygmy three-toed sloth

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Brittle Bladderfern

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