Indochinese Gray Langur vs Triangle-marked Roller

Trachypithecus crepusculus compared with Ancylis achatana

Key Differences

• Indochinese Gray Langur is Endangered while Triangle-marked Roller is Vulnerable.

Taxonomic Classification

Rank	Indochinese Gray Langur	Triangle-marked Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Cercopithecidae (Old World Monkeys)	Tortricidae
Genus	Trachypithecus	Ancylis
Species	Trachypithecus crepusculus	Ancylis achatana

Evolutionary Relationship

Indochinese Gray Langur and Triangle-marked Roller share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Indochinese Gray Langur

EN — Endangered

Triangle-marked Roller

VU — Vulnerable

Physical Characteristics

Attribute	Indochinese Gray Langur	Triangle-marked Roller
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Indochinese Gray Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Triangle-marked Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.