Bladder Fern vs Bush dog

Cystopteris fragilis compared with Speothos venaticus

Key Differences

• Bladder Fern is Not Evaluated while Bush dog is Near Threatened.

Taxonomic Classification

Rank	Bladder Fern	Bush dog
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Carnivora (Carnivorans)
Family	Cystopteridaceae	Canidae (Dogs & Wolves)
Genus	Cystopteris	Speothos
Species	Cystopteris fragilis	Speothos venaticus

Conservation Status

Bladder Fern

NE — Not Evaluated

Bush dog

NT — Near Threatened

Physical Characteristics

Attribute	Bladder Fern	Bush dog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bladder Fern

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (Canada, United States), and South America (Colombia).

Bush dog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Bladder Fern

The Bladder Fern (Cystopteris fragilis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.

Bush dog

The Bush dog (Speothos venaticus) is a species in the genus Speothos. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia