蓝尾翠蜂鸟 vs Polar bear

Chlorostilbon mellisugus compared with Ursus maritimus

Key Differences

• 蓝尾翠蜂鸟 is Least Concern while Polar bear is Vulnerable.

Taxonomic Classification

Rank	蓝尾翠蜂鸟	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	Apodiformes (雨燕目)	Carnivora (食肉目)
Family	Trochilidae	Ursidae (Bears)
Genus	Chlorostilbon	Ursus (Bears)
Species	Chlorostilbon mellisugus	Ursus maritimus

Evolutionary Relationship

蓝尾翠蜂鸟 and Polar bear share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

蓝尾翠蜂鸟

LC — Least Concern

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	蓝尾翠蜂鸟	Polar bear
Diet	—	Carnivore
Average Lifespan	—	25 years
Average Length	—	2.4 m
Average Weight	—	450.0 kg

Habitat & Geographic Range

蓝尾翠蜂鸟

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

蓝尾翠蜂鸟

蓝尾翠蜂鸟是一种以尾羽宝石般蓝绿色光泽命名的小型蜂鸟，雄性全身闪耀着翠绿色光泽，尾部呈深蓝绿色且分叉。分布于委内瑞拉、哥伦比亚东至特立尼达、南至玻利维亚和巴西的低地热带林缘、稀树草原和花园中。它们在受干扰和次生栖息地中十分常见，因此与更为特化的蜂鸟相比，对栖息地变化的适应力较强。

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