Annamese Langur vs Black Tern

Trachypithecus margarita compared with Chlidonias niger

Key Differences

• Annamese Langur is Endangered while Black Tern is Least Concern.

Taxonomic Classification

Rank	Annamese Langur	Black Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Charadriiformes (Charadriiformes)
Family	Cercopithecidae (Old World Monkeys)	Laridae
Genus	Trachypithecus	Chlidonias
Species	Trachypithecus margarita	Chlidonias niger

Evolutionary Relationship

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

Conservation Status

Annamese Langur

EN — Endangered

Black Tern

LC — Least Concern

Physical Characteristics

Attribute	Annamese Langur	Black Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Annamese Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Black Tern

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, 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.

Black Tern

Black Tern (Chlidonias niger) 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.