Polar bear vs White-headed Duck

Ursus maritimus compared with Oxyura leucocephala

Key Differences

• Polar bear is Vulnerable while White-headed Duck is Not Evaluated.

Taxonomic Classification

Rank	Polar bear	White-headed Duck
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class	Mammalia (포유류)	Aves (새)
Order	Carnivora (식육목)	Anseriformes (기러기목)
Family	Ursidae (Bears)	Anatidae
Genus	Ursus (Bears)	Oxyura
Species	Ursus maritimus	Oxyura leucocephala

Evolutionary Relationship

Polar bear and White-headed Duck share a common ancestor at the Phylum level: Chordata. (척삭동물)

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

White-headed Duck

NE — Not Evaluated

Physical Characteristics

Attribute	Polar bear	White-headed Duck
Diet	Carnivore	—
Average Lifespan	25 years	—
Average Length	2.4 m	—
Average Weight	450.0 kg	—

Habitat & Geographic Range

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.

White-headed Duck

Habitat

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

Range

Found across Europe (9 countries).

Polar bear

지구상에서 가장 큰 육상 육식동물인 북극곰은 700kg을 넘을 수 있으며 캐나다에서 러시아까지 북극 해빙 전역에 분포한다. 고리 물범과 수염 물범을 사냥하기 위해 해빙에 의존하는 고도로 특수화된 해양 포유류이다. 광활한 거리를 헤엄쳐 다닐 수 있는 뛰어난 수영 실력을 가지고 있다. 취약종으로 등재되어 있으며, 기후 변화로 인한 급격한 북극 해빙 감소로 심각한 압력을 받고 있다.

White-headed Duck

흰머리오리(Oxyura leucocephala)는 IUCN 적색목록에서 미평가(NE)로 분류된다. 아직 IUCN 적색목록 기준에 따른 평가가 이루어지지 않았으며 보전 현황이 미정이다.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway