ours noir vs Ours brun

Ursus americanus compared with Ursus arctos

Key Differences

• ours noir is Least Concern while Ours brun is Extinct.

Taxonomic Classification

Rank	ours noir	Ours brun
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 same	Ursidae (Bears)	Ursidae (Bears)
Genus same	Ursus (Bears)	Ursus (Bears)
Species	Ursus americanus	Ursus arctos

Evolutionary Relationship

ours noir and Ours brun share a common ancestor at the Genus level: Ursus. (Bears)

Conservation Status

ours noir

LC — Least Concern

Ours brun

EX — Extinct

Population: ~200.0K

Trend: Stable →

Physical Characteristics

Attribute	ours noir	Ours brun
Diet	—	Omnivore
Average Lifespan	—	25 years
Average Length	—	2.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

ours noir

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

Ours brun

Habitat

Typically found in a wide range of habitat types.

Range

Found across Europe (6 countries).

ours noir

The American black bear (Ursus americanus) is a species in the genus Ursus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.