brown bear vs Narrow-headed Slender Opossum

Ursus arctos compared with Marmosops cracens

Key Differences

• brown bear is Extinct while Narrow-headed Slender Opossum is Data Deficient.

Taxonomic Classification

Rank	brown bear	Narrow-headed Slender Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Carnivora (Carnivorans)	Didelphimorphia (Didelphimorphia)
Family	Ursidae (Bears)	Didelphidae
Genus	Ursus (Bears)	Marmosops
Species	Ursus arctos	Marmosops cracens

Evolutionary Relationship

brown bear and Narrow-headed Slender Opossum share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

Narrow-headed Slender Opossum

DD — Data Deficient

Physical Characteristics

Attribute	brown bear	Narrow-headed Slender Opossum
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).

Narrow-headed Slender Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

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.