Ours brun vs Tigre

Ursus arctos compared with Panthera tigris

Key Differences

• Ours brun is Extinct while Tigre is Endangered.
• Ours brun is omnivore while Tigre is carnivore.
• Ours brun lives longer (25 years vs 20 years).

Taxonomic Classification

Rank	Ours brun	Tigre
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mammifères)	Mammalia (mammifères)
Order same	Carnivora (carnivores)	Carnivora (carnivores)
Family	Ursidae (Bears)	Felidae (Cats)
Genus	Ursus (Bears)	Panthera (Big Cats)
Species	Ursus arctos	Panthera tigris

Evolutionary Relationship

Ours brun and Tigre share a common ancestor at the Order level: Carnivora. (carnivores)

Conservation Status

Ours brun

EX — Extinct

Population: ~200.0K

Trend: Stable →

Tigre

EN — Endangered

Population: ~4.5K

Trend: Increasing ↑

Physical Characteristics

Attribute	Ours brun	Tigre
Diet	Omnivore	Carnivore
Average Lifespan	25 years	20 years
Average Length	2.0 m	3.0 m
Average Weight	300.0 kg	220.0 kg

Habitat & Geographic Range

Ours brun

Habitat

Typically found in a wide range of habitat types.

Range

Found across Europe (6 countries).

Tigre

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia and Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Ours brun

The world's most widely distributed bear species, brown bears range from North America and Europe across Russia to Japan, occupying forests, tundra, and alpine meadows. Adults can weigh up to 700 kg in coastal Alaskan populations. Omnivores that consume berries, roots, fish, and carrion, brown bears are a keystone species that distribute nutrients across landscapes. Most populations are stable, though some subspecies are threatened.

Tigre

The largest wild cat on Earth, tigers can exceed 300 kg and inhabit forests from the Russian Far East to Southeast Asia. Solitary ambush predators with distinctive orange and black striped coats that provide camouflage in dappled light. Critically endangered, with fewer than 4,000 remaining in the wild due to poaching and deforestation.