Polar bear vs Stoat, Ermine

Ursus maritimus compared with Mustela erminea

Taxonomic Classification

Rank	Polar bear	Stoat, Ermine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order same	Carnivora (carnívoros)	Carnivora (carnívoros)
Family	Ursidae (Bears)	Mustelidae (Weasels & Otters)
Genus	Ursus (Bears)	Mustela
Species	Ursus maritimus	Mustela erminea

Evolutionary Relationship

Polar bear and Stoat, Ermine share a common ancestor at the Order level: Carnivora. (carnívoros)

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Stoat, Ermine

VU — Vulnerable

Physical Characteristics

Attribute	Polar bear	Stoat, Ermine
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.

Stoat, Ermine

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and temperate broadleaf and mixed forests, among 6 distinct biome types spanning the Australasia and Indomalayan and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Indonesia), Europe (6 countries), North America (United States), and Oceania and the Pacific (New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Polar bear

O maior carnivoro terrestre da Terra, o urso-polar pode ultrapassar 700 kg e e encontrado pelo gelo marinho artico, do Canada ate a Russia. Mamiferos marinhos altamente especializados que dependem do gelo marinho para cacas de focas e focas-barbadas. Excelentes nadadores capazes de percorrer grandes distancias em aguas abertas. Classificado como Vulneravel, com populacoes sob severa pressao devido a rapida perda de gelo marinho artico causada pelas mudancas climaticas.

Stoat, Ermine

O arminho (Mustela erminea) e classificado como Vulneravel (VU) na Lista Vermelha da UICN. Enfrenta alto risco de ameaca no estado selvagem, com populacoes em declinio e crescente pressao sobre o habitat.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway