vs Polar bear
Phaeocollybia arduennensis compared with Ursus maritimus
Key Differences
- is Endangered while Polar bear is Vulnerable.
Taxonomic Classification
| Rank | Polar bear | |
|---|---|---|
| Kingdom | Fungi (菌界) | Animalia (動物) |
| Phylum | Basidiomycota (担子菌門) | Chordata (脊索動物) |
| Class | Agaricomycetes (真正担子菌綱) | Mammalia (哺乳類) |
| Order | Agaricales (ハラタケ目) | Carnivora (ネコ目) |
| Family | Hymenogastraceae | Ursidae (Bears) |
| Genus | Phaeocollybia | Ursus (Bears) |
| Species | Phaeocollybia arduennensis | 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
Typically found in forest floors, decomposing wood, and soil ecosystems.
Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.
Phaeocollybia arduennensis は Hymenogastraceae 科の深根性傘菌類で、絶滅危惧種(EN)と評価されている。老齢の針葉樹林および混交林で育ち、土壌深くに根差した先細りの仮根を持つ独特の黄褐色の円錐形の傘を形成する。絶滅危惧種の状態は、腐植質が豊富な深い土壌を持つ未撹乱の成熟した森林への依存を反映する。
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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