Chestnut dunnart vs Polar bear

Sminthopsis archeri compared with Ursus maritimus

Key Differences

Chestnut dunnart is Data Deficient while Polar bear is Vulnerable.

Taxonomic Classification

Rank	Chestnut dunnart	Polar bear
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Chordata (Kordalılar)	Chordata (Kordalılar)
Class same	Mammalia (memeliler)	Mammalia (memeliler)
Order	Dasyuromorphia (Yırtıcı keseliler)	Carnivora (etçiller)
Family	Dasyuridae	Ursidae (Bears)
Genus	Sminthopsis	Ursus (Bears)
Species	Sminthopsis archeri	Ursus maritimus

Evolutionary Relationship

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

Göster Class: Mammalia

Conservation Status

Chestnut dunnart

DD — Data Deficient

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Chestnut dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

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.

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.