meadow brown vs Polar bear
Maniola jurtina compared with Ursus maritimus
Key Differences
- meadow brown is Least Concern while Polar bear is Vulnerable.
Taxonomic Classification
| Rank | meadow brown | Polar bear |
|---|---|---|
| Kingdom same | Animalia (动物界) | Animalia (动物界) |
| Phylum | Arthropoda (节肢动物门) | Chordata (脊索动物门) |
| Class | Insecta (昆蟲綱) | Mammalia (哺乳動物) |
| Order | Lepidoptera (鱗翅目) | Carnivora (食肉目) |
| Family | Nymphalidae (Brush-footed Butterflies) | Ursidae (Bears) |
| Genus | Maniola | Ursus (Bears) |
| Species | Maniola jurtina | Ursus maritimus |
Evolutionary Relationship
meadow brown and Polar bear share a common ancestor at the Kingdom level: Animalia. (动物界)
Conservation Status
meadow brown
LC — Least ConcernPolar bear
VU — VulnerablePopulation: ~26.0K
Trend: Decreasing ↓
Physical Characteristics
| Attribute | meadow brown | Polar bear |
|---|---|---|
| Diet | — | Carnivore |
| Average Lifespan | — | 25 years |
| Average Length | — | 2.4 m |
| Average Weight | — | 450.0 kg |
Habitat & Geographic Range
meadow brown
Typically found in virtually all terrestrial and freshwater habitats.
Found across Europe (40 countries).
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.
meadow brown
草地褐眼蝶(Maniola jurtina)在IUCN红色名录中被列为无危(LC)。该物种在其分布范围内广泛分布且数量丰富,种群稳定,无即时保护关切。
Polar bear
北极熊是地球上最大的陆地食肉动物,体重可超过700千克,分布于从加拿大到俄罗斯的北极海冰区。是高度特化的海洋哺乳动物,依赖海冰捕猎环斑海豹和髯海豹。是优秀的游泳者,能够横渡广阔的开阔水域。被列为易危种,因气候变化导致北极海冰迅速减少,种群正受到严重威胁。
Related Comparisons
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