Polar bear vs
Ursus maritimus compared with Surirella brebissonii
Key Differences
- Polar bear is Vulnerable while is Not Evaluated.
Taxonomic Classification
| Rank | Polar bear | |
|---|---|---|
| Kingdom | Animalia (Animals) | Chromista (Chromista) |
| Phylum | Chordata (cordados) | Ochrophyta (Ochrophyta) |
| Class | Mammalia (mamíferos) | Bacillariophyceae (Bacillariophyceae) |
| Order | Carnivora (carnívoros) | Surirellales (Surirellales) |
| Family | Ursidae (Bears) | Surirellaceae |
| Genus | Ursus (Bears) | Surirella |
| Species | Ursus maritimus | Surirella brebissonii |
Conservation Status
Polar bear
VU — VulnerablePopulation: ~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
Polar bear
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.
Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.
Native to Europe, inhabiting ecosystems characteristic of the region.
Distributed across Norway, Portugal, and Sweden.
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.
Surirella brebissonii e uma diatomea de agua doce com uma forma celular distintamente torcida ou sigmoide coberta por uma frustula silicea com um sistema rafideo. Habita rios, lagos e ambientes de agua doce enriquecidos em regioes temperadas. Esta microalga fotosintetica forma parte da comunidade de fitoplancton bentonico e serve como fonte de alimento para pequenos invertebrados.
Related Comparisons
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