Alpine Bladder-fern vs Gray-shanked Douc Langur

Cystopteris alpina compared with Pygathrix cinerea

Key Differences

• Alpine Bladder-fern is Near Threatened while Gray-shanked Douc Langur is Critically Endangered.

Taxonomic Classification

Rank	Alpine Bladder-fern	Gray-shanked Douc Langur
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Primates (Primates)
Family	Cystopteridaceae	Cercopithecidae (Old World Monkeys)
Genus	Cystopteris	Pygathrix
Species	Cystopteris alpina	Pygathrix cinerea

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Gray-shanked Douc Langur

CR — Critically Endangered

Physical Characteristics

Attribute	Alpine Bladder-fern	Gray-shanked Douc Langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Bladder-fern

Habitat

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

Range

Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Gray-shanked Douc Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Alpine Bladder-fern

The Alpine Bladder-fern (Cystopteris alpina) is a species in the genus Cystopteris. It is currently classified as Near Threatened on the IUCN Red List. Typically found in moist, shaded forest floors and tropical canopies. Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.