brown bear vs gorilla

Ursus arctos compared with Gorilla gorilla

Key Differences

• brown bear is Extinct while gorilla is Critically Endangered.
• brown bear is omnivore while gorilla is herbivore.
• brown bear is 1.9x heavier than gorilla.
• gorilla lives longer (40 years vs 25 years).

Taxonomic Classification

Rank	brown bear	gorilla
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Carnivora (食肉目)	Primates (灵长目)
Family	Ursidae (Bears)	Hominidae (Great Apes)
Genus	Ursus (Bears)	Gorilla (Gorillas)
Species	Ursus arctos	Gorilla gorilla

Evolutionary Relationship

brown bear and gorilla share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

gorilla

CR — Critically Endangered

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	brown bear	gorilla
Diet	Omnivore	Herbivore
Average Lifespan	25 years	40 years
Average Length	2.0 m	1.7 m
Average Weight	300.0 kg	160.0 kg

Habitat & Geographic Range

brown bear

Habitat

Typically found in a wide range of habitat types.

Range

Found across Europe (6 countries).

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.

brown bear

棕熊是世界上分布最广泛的熊类物种，从北美和欧洲横跨俄罗斯至日本，占据森林、冻原和高山草甸。阿拉斯加沿海种群的成年个体体重可达700公斤。棕熊是杂食性动物，以浆果、根茎、鱼类和腐肉为食，是跨景观分配养分的关键物种。大多数种群稳定，但部分亚种受到威胁。

gorilla

西部大猩猩是世界上最大的灵长类动物，体重可达180千克，栖息于赤道非洲的热带和亚热带森林。主要为草食性，以保护族群并调解社会冲突的银背雄性为首形成家族群体。由于森林砍伐、丛林肉偷猎和埃博拉病毒疾病暴发，被列为极度濒危（CR）。