黑脚毛腿蜂鸟 vs 瓶鼻海豚

Eriocnemis derbyi compared with Tursiops truncatus

Key Differences

• 黑脚毛腿蜂鸟 is Near Threatened while 瓶鼻海豚 is Least Concern.

Taxonomic Classification

Rank	黑脚毛腿蜂鸟	瓶鼻海豚
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)	Cetacea (Whales & Dolphins)
Family	Trochilidae	Delphinidae (Oceanic Dolphins)
Genus	Eriocnemis	Tursiops (Bottlenose Dolphins)
Species	Eriocnemis derbyi	Tursiops truncatus

Evolutionary Relationship

黑脚毛腿蜂鸟 and 瓶鼻海豚 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

黑脚毛腿蜂鸟

NT — Near Threatened

瓶鼻海豚

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	黑脚毛腿蜂鸟	瓶鼻海豚
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

黑脚毛腿蜂鸟

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

瓶鼻海豚

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

黑脚毛腿蜂鸟

黑腿绒腿蜂鸟（Eriocnemis derbyi）因雄鸟独特的黑色大腿与白色腿部羽毛簇形成强烈对比而得名，栖息于厄瓜多尔和哥伦比亚海拔1,500至3,500米的湿润山地森林和林缘。雄鸟展示翠绿色羽毛和蓝紫色尾羽。由于安第斯云雾林遭农业开垦，种群数量下降，被列为近危（NT）物种。

瓶鼻海豚

作为研究最广泛、最受认可的海豚物种，宽吻海豚栖息于全球从沿岸浅水到远洋的温暖和温带海域。高度智能，大脑相对体型较大，展示自我认知、复杂交流和社会学习。生活在流动的分裂-融合社会中，合作围捕鱼群。是海洋生态系统健康的关键指示物种。

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway