角䴙䴘 vs Polar bear
Podiceps auritus compared with Ursus maritimus
Taxonomic Classification
| Rank | 角䴙䴘 | Polar bear |
|---|---|---|
| Kingdom same | Animalia (动物界) | Animalia (动物界) |
| Phylum same | Chordata (脊索动物门) | Chordata (脊索动物门) |
| Class | Aves (鳥綱) | Mammalia (哺乳動物) |
| Order | Podicipediformes (䴙䴘目) | Carnivora (食肉目) |
| Family | Podicipedidae | Ursidae (Bears) |
| Genus | Podiceps | Ursus (Bears) |
| Species | Podiceps auritus | Ursus maritimus |
Evolutionary Relationship
角䴙䴘 and Polar bear share a common ancestor at the Phylum level: Chordata. (脊索动物门)
Conservation Status
角䴙䴘
VU — VulnerablePolar bear
VU — VulnerablePopulation: ~26.0K
Trend: Decreasing ↓
Physical Characteristics
| Attribute | 角䴙䴘 | Polar bear |
|---|---|---|
| Diet | — | Carnivore |
| Average Lifespan | — | 25 years |
| Average Length | — | 2.4 m |
| Average Weight | — | 450.0 kg |
Habitat & Geographic Range
角䴙䴘
Typically found in various aerial, terrestrial, and aquatic environments.
Found across Europe (6 countries) and North America (United States). Currently classified as Vulnerable 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.
角䴙䴘
角䴙䴘(Podiceps auritus)在IUCN红色名录中被评估为易危(VU)。在野外面临较高的濒危风险,种群数量下降,栖息地压力不断增大。
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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