brown bear vs Montane Akodont

Ursus arctos compared with Akodon montensis

Key Differences

• brown bear is Extinct while Montane Akodont is Least Concern.

Taxonomic Classification

Rank	brown bear	Montane Akodont
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Carnivora (สัตว์กินเนื้อ)	Rodentia (อันดับสัตว์ฟันแทะ)
Family	Ursidae (Bears)	Cricetidae
Genus	Ursus (Bears)	Akodon
Species	Ursus arctos	Akodon montensis

Evolutionary Relationship

brown bear and Montane Akodont share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

Montane Akodont

LC — Least Concern

Physical Characteristics

Attribute	brown bear	Montane Akodont
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).

Montane Akodont

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.