Annamese Langur vs Stygian Owl

Trachypithecus margarita compared with Asio stygius

Key Differences

• Annamese Langur is Endangered while Stygian Owl is Least Concern.

Taxonomic Classification

Rank	Annamese Langur	Stygian Owl
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Strigiformes (Owls)
Family	Cercopithecidae (Old World Monkeys)	Strigidae (True Owls)
Genus	Trachypithecus	Asio
Species	Trachypithecus margarita	Asio stygius

Evolutionary Relationship

Annamese Langur and Stygian Owl share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Annamese Langur

EN — Endangered

Stygian Owl

LC — Least Concern

Physical Characteristics

Attribute	Annamese Langur	Stygian Owl
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Annamese Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Stygian Owl

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Annamese Langur

The Annamese Langur (Trachypithecus margarita) is a species in the genus Trachypithecus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Stygian Owl

Stygian Owl (Asio stygius) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.