Polar bear vs Virginia opossum

Ursus maritimus compared with Didelphis virginiana

Key Differences

• Polar bear is Vulnerable while Virginia opossum is Least Concern.

Taxonomic Classification

Rank	Polar bear	Virginia opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Carnivora (carnívoros)	Didelphimorphia (Didelphimorphia)
Family	Ursidae (Bears)	Didelphidae
Genus	Ursus (Bears)	Didelphis
Species	Ursus maritimus	Didelphis virginiana

Evolutionary Relationship

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

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Virginia opossum

LC — Least Concern

Physical Characteristics

Attribute	Polar bear	Virginia opossum
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.

Virginia opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in United States.

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.