Polar bear vs Siberian chipmunk

Ursus maritimus compared with Tamias sibiricus

Key Differences

Polar bear is Vulnerable while Siberian chipmunk is Not Evaluated.

Taxonomic Classification

Rank	Polar bear	Siberian chipmunk
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class same	Mammalia (ثدييات)	Mammalia (ثدييات)
Order	Carnivora (لواحم)	Rodentia (قوارض)
Family	Ursidae (Bears)	Sciuridae (Squirrels)
Genus	Ursus (Bears)	Tamias
Species	Ursus maritimus	Tamias sibiricus

Evolutionary Relationship

Polar bear and Siberian chipmunk share a common ancestor at the Class level: Mammalia. (ثدييات)

استعراض Class: Mammalia

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Siberian chipmunk

NE — Not Evaluated

Physical Characteristics

Attribute	Polar bear	Siberian chipmunk
Diet	Carnivore	—
Average Lifespan	25 years	—
Average Length	2.4 m	—
Average Weight	450.0 kg	—

Habitat & Geographic Range

Polar bear

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Siberian chipmunk

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Asia (Japan) and Europe (12 countries).

Polar bear

The largest land carnivore on Earth, polar bears can exceed 700 kg and are found across Arctic sea ice from Canada to Russia. Highly specialized marine mammals that rely on sea ice to hunt ringed and bearded seals. Excellent swimmers capable of covering vast distances in open water. Listed as Vulnerable, with populations under severe pressure from rapid Arctic sea ice loss due to climate change.