Polar bear vs 冠紅蠟嘴雀

Ursus maritimus compared with Paroaria coronata

Key Differences

Polar bear is Vulnerable while 冠紅蠟嘴雀 is Least Concern.

Taxonomic Classification

Rank	Polar bear	冠紅蠟嘴雀
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	Mammalia (哺乳動物)	Aves (鳥綱)
Order	Carnivora (食肉目)	Passeriformes (雀形目)
Family	Ursidae (Bears)	Thraupidae
Genus	Ursus (Bears)	Paroaria
Species	Ursus maritimus	Paroaria coronata

Evolutionary Relationship

Polar bear and 冠紅蠟嘴雀 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

查看 Phylum: Chordata

Conservation Status

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

冠紅蠟嘴雀

LC — Least Concern

Physical Characteristics

Attribute	Polar bear	冠紅蠟嘴雀
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.

冠紅蠟嘴雀

Habitat

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

Range

Widely distributed across Asia (Japan, Taiwan, United Arab Emirates), Europe (8 countries), North America (United States), and South America (Chile, Ecuador, Peru).

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。

冠紅蠟嘴雀

红冠主红雀（Paroaria coronata）是一种原产于南美洲玻利维亚、巴西至阿根廷的中型鸟类，具有鲜艳的红色冠羽、白色面部和灰色体羽，已被引入夏威夷和其他太平洋岛屿，成为檀香山标志性的花园鸟。栖息于茂密灌丛边缘、草地和郊区花园，觅食种子和小型昆虫。尽管名称和外观与北美红雀相似，但它们并非近亲，而是属于裂嘴雀科。