Grèbe à cou noir vs Gorille de l'Ouest

Podiceps nigricollis compared with Gorilla gorilla

Key Differences

• Grèbe à cou noir is Endangered while Gorille de l'Ouest is Critically Endangered.

Taxonomic Classification

Rank	Grèbe à cou noir	Gorille de l'Ouest
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (oiseau)	Mammalia (mammifères)
Order	Podicipediformes (Podicipediformes)	Primates (Primates)
Family	Podicipedidae	Hominidae (Great Apes)
Genus	Podiceps	Gorilla (Gorillas)
Species	Podiceps nigricollis	Gorilla gorilla

Evolutionary Relationship

Grèbe à cou noir and Gorille de l'Ouest share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Grèbe à cou noir

EN — Endangered

Gorille de l'Ouest

CR — Critically Endangered

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Grèbe à cou noir	Gorille de l'Ouest
Diet	—	Herbivore
Average Lifespan	—	40 years
Average Length	—	1.7 m
Average Weight	—	160.0 kg

Habitat & Geographic Range

Grèbe à cou noir

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

Grèbe à cou noir

Black-Necked Grebe (Podiceps nigricollis) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

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.