冠鸊鷈 vs Polar bear

Podiceps cristatus compared with Ursus maritimus

Key Differences

• 冠鸊鷈 is Least Concern while Polar bear is Vulnerable.

Taxonomic Classification

Rank	冠鸊鷈	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 cristatus	Ursus maritimus

Evolutionary Relationship

冠鸊鷈 and Polar bear share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

冠鸊鷈

LC — Least Concern

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	冠鸊鷈	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

冠鸊鷈

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, 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.

冠鸊鷈

凤头䴙䴘（Podiceps cristatus）在IUCN红色名录中被列为无危物种（LC）。在其分布范围内广泛分布，种群数量稳定，没有迫切的保护问题。

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。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway