vs Polar bear

Biddulphia rhombus compared with Ursus maritimus

Key Differences

  • is Not Evaluated while Polar bear is Vulnerable.

Taxonomic Classification

Rank Polar bear
Kingdom Chromista (Chromista) Animalia (Animals)
Phylum Ochrophyta (Ochrophyta) Chordata (cordados)
Class Bacillariophyceae (Bacillariophyceae) Mammalia (mamíferos)
Order Biddulphiales (Biddulphiales) Carnivora (carnívoros)
Family Biddulphiaceae Ursidae (Bears)
Genus Biddulphia Ursus (Bears)
Species Biddulphia rhombus Ursus maritimus

Conservation Status

NE — Not Evaluated

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Sweden, and Taiwan.

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.

Biddulphia rhombus é uma diatomácea marinha cêntrica com valvas bipolar distintivas, de forma rombóide a amplamente lanceolada, portando proeminentes elevações semelhantes a chifres. Habita ambientes planctônicos e bentônicos costeiros em mares temperados a quentes em todo o mundo. Esta diatomácea fotossintética contribui para a produção primária marinha em águas costeiras neríticas.

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.

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