Annamese Langur vs Buff-necked Ibis

Trachypithecus margarita compared with Theristicus caudatus

Key Differences

• Annamese Langur is Endangered while Buff-necked Ibis is Least Concern.

Taxonomic Classification

Rank	Annamese Langur	Buff-necked Ibis
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Pelecaniformes (Pelecaniformes)
Family	Cercopithecidae (Old World Monkeys)	Threskiornithidae
Genus	Trachypithecus	Theristicus
Species	Trachypithecus margarita	Theristicus caudatus

Evolutionary Relationship

Annamese Langur and Buff-necked Ibis share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Annamese Langur

EN — Endangered

Buff-necked Ibis

LC — Least Concern

Physical Characteristics

Attribute	Annamese Langur	Buff-necked Ibis
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Annamese Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Buff-necked Ibis

Habitat

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

Range

Found across Europe (5 countries) and South America (Colombia, 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.

Buff-necked Ibis

Buff-necked Ibis (Theristicus caudatus) 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.