fern-grass vs Mentawai Langur

Catapodium rigidum compared with Presbytis potenziani

Key Differences

• fern-grass is Endangered while Mentawai Langur is Critically Endangered.

Taxonomic Classification

Rank	fern-grass	Mentawai Langur
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Poales (Grasses)	Primates (Primates)
Family	Poaceae (Grass Family)	Cercopithecidae (Old World Monkeys)
Genus	Catapodium	Presbytis
Species	Catapodium rigidum	Presbytis potenziani

Conservation Status

fern-grass

EN — Endangered

Mentawai Langur

CR — Critically Endangered

Physical Characteristics

Attribute	fern-grass	Mentawai Langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

fern-grass

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, montane grasslands and shrublands, and Mediterranean forests and woodlands, among 9 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (10 countries), North America (Mexico), Oceania and the Pacific (Australia), and South America (Argentina, Brazil, Chile). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Mentawai Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.