Guatemala-Brüllaffe vs Westlicher Gorilla

Alouatta pigra compared with Gorilla gorilla

Key Differences

• Guatemala-Brüllaffe is Endangered while Westlicher Gorilla is Critically Endangered.

Taxonomic Classification

Rank	Guatemala-Brüllaffe	Westlicher Gorilla
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order same	Primates (Primaten)	Primates (Primaten)
Family	Atelidae	Hominidae (Great Apes)
Genus	Alouatta	Gorilla (Gorillas)
Species	Alouatta pigra	Gorilla gorilla

Evolutionary Relationship

Guatemala-Brüllaffe and Westlicher Gorilla share a common ancestor at the Order level: Primates. (Primaten)

Conservation Status

Guatemala-Brüllaffe

EN — Endangered

Westlicher Gorilla

CR — Critically Endangered

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Guatemala-Brüllaffe	Westlicher Gorilla
Diet	—	Herbivore
Average Lifespan	—	40 years
Average Length	—	1.7 m
Average Weight	—	160.0 kg

Habitat & Geographic Range

Guatemala-Brüllaffe

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Westlicher Gorilla

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 4 distinct biome types within the Afrotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Cameroon, Congo (Republic), Equatorial Guinea, and Gabon. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Guatemala-Brüllaffe

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.

Westlicher Gorilla

The world's largest primate, western gorillas weigh up to 180 kg and inhabit the tropical and subtropical forests of equatorial Africa. Primarily herbivorous, living in family groups led by a silverback male who protects the troop and mediates social conflicts. Critically Endangered, with populations threatened by deforestation, poaching for bushmeat, and outbreaks of Ebola virus disease.