Polar bear vs sika deer

Ursus maritimus compared with Cervus nippon

Key Differences

• Polar bear is Vulnerable while sika deer is Not Evaluated.

Taxonomic Classification

Rank	Polar bear	sika deer
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Carnivora (carnívoros)	Artiodactyla (Artiodátilos)
Family	Ursidae (Bears)	Cervidae (Deer)
Genus	Ursus (Bears)	Cervus (True Deer)
Species	Ursus maritimus	Cervus nippon

Evolutionary Relationship

Polar bear and sika deer share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

sika deer

NE — Not Evaluated

Physical Characteristics

Attribute	Polar bear	sika deer
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.

sika deer

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Africa (South Africa), Asia (Azerbaijan, Japan, Vietnam), Europe (22 countries), North America (United States), and Oceania and the Pacific (New Zealand).

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.

sika deer

O veado-sika (Cervus nippon) esta classificado como Nao Avaliado (NE) na Lista Vermelha da UICN. Ainda nao foi avaliado segundo os criterios da Lista Vermelha. O seu estado de conservacao esta por determinar.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway