Bladder Fern vs Tongo

Cystopteris fragilis compared with Plecturocebus caquetensis

Key Differences

• Bladder Fern is Not Evaluated while Tongo is Critically Endangered.

Taxonomic Classification

Rank	Bladder Fern	Tongo
Kingdom	Plantae (planta)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (cordados)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (mamíferos)
Order	Polypodiales (Polypodiales)	Primates (Primates)
Family	Cystopteridaceae	Pitheciidae
Genus	Cystopteris	Plecturocebus
Species	Cystopteris fragilis	Plecturocebus caquetensis

Conservation Status

Bladder Fern

NE — Not Evaluated

Tongo

CR — Critically Endangered

Physical Characteristics

Attribute	Bladder Fern	Tongo
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).

Tongo

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Colombia. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bladder Fern

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

Tongo

The Caquetá Titi (Plecturocebus caquetensis) is a species in the genus Plecturocebus. It is currently classified as Critically Endangered (CR) on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia