Gorille de l'Ouest vs Lamproie de ruisseau d’Allegheny

Gorilla gorilla compared with Ichthyomyzon greeleyi

Key Differences

• Gorille de l'Ouest is Critically Endangered while Lamproie de ruisseau d’Allegheny is Least Concern.

Taxonomic Classification

Rank	Gorille de l'Ouest	Lamproie de ruisseau d’Allegheny
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mammifères)	Petromyzonti (Petromyzonti)
Order	Primates (Primates)	Petromyzontiformes (lamprey)
Family	Hominidae (Great Apes)	Petromyzontidae
Genus	Gorilla (Gorillas)	Ichthyomyzon
Species	Gorilla gorilla	Ichthyomyzon greeleyi

Evolutionary Relationship

Gorille de l'Ouest and Lamproie de ruisseau d’Allegheny share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gorille de l'Ouest

CR — Critically Endangered

Population: ~100.0K

Trend: Decreasing ↓

Lamproie de ruisseau d’Allegheny

LC — Least Concern

Physical Characteristics

Attribute	Gorille de l'Ouest	Lamproie de ruisseau d’Allegheny
Diet	Herbivore	—
Average Lifespan	40 years	—
Average Length	1.7 m	—
Average Weight	160.0 kg	—

Habitat & Geographic Range

Gorille de l'Ouest

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.

Lamproie de ruisseau d’Allegheny

Gorille de l'Ouest

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.