Annamese Langur vs Royal Tern

Trachypithecus margarita compared with Thalasseus maximus

Key Differences

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

Taxonomic Classification

Rank	Annamese Langur	Royal 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	Thalasseus
Species	Trachypithecus margarita	Thalasseus maximus

Evolutionary Relationship

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

Conservation Status

Annamese Langur

EN — Endangered

Royal Tern

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Annamese Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Royal Tern

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, Sweden, 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.

Royal Tern

Royal Tern (Thalasseus maximus) 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.