vs Polar bear

Peronospora pulveracea 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 Oomycota (卵菌) Chordata (脊索動物)
Class Peronosporea (Peronosporea) Mammalia (哺乳類)
Order Peronosporales (Peronosporales) Carnivora (ネコ目)
Family Peronosporaceae Ursidae (Bears)
Genus Peronospora Ursus (Bears)
Species Peronospora pulveracea 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 Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, and Sweden.

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.

Peronospora pulveracea は Fumaria 属植物に粉末状露菌病を引き起こす絶対卵菌類病原体である。農地、庭の境界部、Fumaria 雑草が生育する撹乱された生息地に生息し、涼しく湿潤な気象条件下で気流により遊走子嚢を通じて拡散する。

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。

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