Adder'S Tongue vs Francois' langur

Ophioglossum vulgatum compared with Trachypithecus francoisi

Key Differences

• Adder'S Tongue is Vulnerable while Francois' langur is Endangered.

Taxonomic Classification

Rank	Adder'S Tongue	Francois' langur
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Ophioglossales (Ophioglossales)	Primates (Primates)
Family	Ophioglossaceae	Cercopithecidae (Old World Monkeys)
Genus	Ophioglossum	Trachypithecus
Species	Ophioglossum vulgatum	Trachypithecus francoisi

Conservation Status

Adder'S Tongue

VU — Vulnerable

Francois' langur

EN — Endangered

Physical Characteristics

Attribute	Adder'S Tongue	Francois' langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Adder'S Tongue

Habitat

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

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Francois' langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Adder'S Tongue

The Adder'S Tongue (Ophioglossum vulgatum) is a species in the genus Ophioglossum. It is currently classified as Vulnerable on the IUCN Red List. This species inhabits Typically found in moist, shaded forest floors and tropical canopies, found across Belgium, Colombia, Denmark, Norway, and Portugal.