Bladder Fern vs Gray-shanked Douc Langur

Cystopteris fragilis compared with Pygathrix cinerea

Key Differences

• Bladder Fern is Not Evaluated while Gray-shanked Douc Langur is Critically Endangered.

Taxonomic Classification

Rank	Bladder Fern	Gray-shanked Douc Langur
Kingdom	Plantae (พืช)	Animalia (สัตว์)
Phylum	Tracheophyta	Chordata (สัตว์มีแกนสันหลัง)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Polypodiales (Polypodiales)	Primates (อันดับวานร)
Family	Cystopteridaceae	Cercopithecidae (Old World Monkeys)
Genus	Cystopteris	Pygathrix
Species	Cystopteris fragilis	Pygathrix cinerea

Conservation Status

Bladder Fern

NE — Not Evaluated

Gray-shanked Douc Langur

CR — Critically Endangered

Physical Characteristics

Attribute	Bladder Fern	Gray-shanked Douc Langur
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).

Gray-shanked Douc Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bladder Fern

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