brown bear vs Chestnut dunnart

Ursus arctos compared with Sminthopsis archeri

Key Differences

• brown bear is Extinct while Chestnut dunnart is Data Deficient.

Taxonomic Classification

Rank	brown bear	Chestnut dunnart
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Carnivora (Carnivorans)	Dasyuromorphia (Dasyuromorphia)
Family	Ursidae (Bears)	Dasyuridae
Genus	Ursus (Bears)	Sminthopsis
Species	Ursus arctos	Sminthopsis archeri

Evolutionary Relationship

brown bear and Chestnut dunnart share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

Chestnut dunnart

DD — Data Deficient

Physical Characteristics

Attribute	brown bear	Chestnut dunnart
Diet	Omnivore	—
Average Lifespan	25 years	—
Average Length	2.0 m	—
Average Weight	300.0 kg	—

Habitat & Geographic Range

brown bear

Habitat

Typically found in a wide range of habitat types.

Range

Found across Europe (6 countries).

Chestnut dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

brown bear

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.

Chestnut dunnart

The Chestnut dunnart (Sminthopsis archeri) is a species in the genus Sminthopsis. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.