Delacour's langur vs Empress Brilliant

Trachypithecus delacouri compared with Heliodoxa imperatrix

Key Differences

• Delacour's langur is Critically Endangered while Empress Brilliant is Least Concern.

Taxonomic Classification

Rank	Delacour's langur	Empress Brilliant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Apodiformes (Apodiformes)
Family	Cercopithecidae (Old World Monkeys)	Trochilidae
Genus	Trachypithecus	Heliodoxa
Species	Trachypithecus delacouri	Heliodoxa imperatrix

Evolutionary Relationship

Delacour's langur and Empress Brilliant share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Delacour's langur

CR — Critically Endangered

Empress Brilliant

LC — Least Concern

Physical Characteristics

Attribute	Delacour's langur	Empress Brilliant
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Delacour's langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Empress Brilliant

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Empress Brilliant

A large, brilliantly colored hummingbird of humid Andean forests in Colombia and Ecuador, male empress brilliants are among the most striking hummingbirds with iridescent green and violet plumage and glittering scales across their throat and breast. Found at elevations between 1,000–2,100 meters in cloud forest. Named in honor of Empress Eugenie of France, these powerful birds aggressively defend territory around flowering trees. Listed as Least Concern with stable populations in remaining Andean forest.