Black Howler Monkey vs Empress Brilliant

Alouatta pigra compared with Heliodoxa imperatrix

Key Differences

• Black Howler Monkey is Endangered while Empress Brilliant is Least Concern.

Taxonomic Classification

Rank	Black Howler Monkey	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	Atelidae	Trochilidae
Genus	Alouatta	Heliodoxa
Species	Alouatta pigra	Heliodoxa imperatrix

Evolutionary Relationship

Black Howler Monkey and Empress Brilliant share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black Howler Monkey

EN — Endangered

Empress Brilliant

LC — Least Concern

Physical Characteristics

Attribute	Black Howler Monkey	Empress Brilliant
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Howler Monkey

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.

Black Howler Monkey

The Black Howler Monkey (Alouatta pigra) is a species in the genus Alouatta. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.