vs Polar bear
Eggerelloides medius compared with Ursus maritimus
Key Differences
- is Not Evaluated while Polar bear is Vulnerable.
Taxonomic Classification
| Rank | Polar bear | |
|---|---|---|
| Kingdom | Chromista (クロミスタ) | Animalia (動物) |
| Phylum | Foraminifera | Chordata (脊索動物) |
| Class | Globothalamea (Globothalamea) | Mammalia (哺乳類) |
| Order | Lituolida (Lituolida) | Carnivora (ネコ目) |
| Family | Prolixoplectidae | Ursidae (Bears) |
| Genus | Eggerelloides | Ursus (Bears) |
| Species | Eggerelloides medius | Ursus maritimus |
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
Native to Europe, inhabiting ecosystems characteristic of the region.
Distributed across Norway and Sweden.
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.
Eggerelloides mediusは堆積物粒子から多室の凝集した殻を構築する単細胞海洋生物である底生有孔虫です。浅海から中程度の水深の沿岸環境の細粒海洋堆積物に生息します。他の有孔虫と同様に腐植物や細菌を食べ、有機物の再鉱物化を含む底生生地球化学サイクルに役割を果たします。
Polar bear
地球上で最大の陸上肉食動物であるホッキョクグマは700kgを超えることがあり、カナダからロシアまでの北極海氷域全体に分布する。ワモンアザラシとヒゲアザラシを狩るために海氷に依存する高度に特化した海洋哺乳類である。広大な距離を泳ぐことができる優れた泳者でもある。脆弱種に指定されており、気候変動による急激な北極海氷の消失で個体群が深刻な圧力を受けている。
Related Comparisons
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