白头海雕 vs Common Seahorse

Haliaeetus leucocephalus compared with Hippocampus kuda

Key Differences

• 白头海雕 is Not Evaluated while Common Seahorse is Vulnerable.
• 白头海雕 is 500.0x heavier than Common Seahorse.
• 白头海雕 lives longer (28 years vs 5 years).

Taxonomic Classification

Rank	白头海雕	Common Seahorse
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)	Actinopterygii (Ray-finned Fish)
Order	Accipitriformes (鷹形目)	Perciformes (鲈形目)
Family	Accipitridae (Hawks & Eagles)	Pomacentridae (Clownfish & Damselfish)
Genus	Haliaeetus (Sea Eagles)	Amphiprion (Clownfish)
Species	Haliaeetus leucocephalus	Hippocampus kuda

Evolutionary Relationship

白头海雕 and Common Seahorse share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

白头海雕

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Physical Characteristics

Attribute	白头海雕	Common Seahorse
Diet	Carnivore	Carnivore
Average Lifespan	28 years	5 years
Average Length	90 cm	17 cm
Average Weight	5.0 kg	10 g

Habitat & Geographic Range

白头海雕

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 10 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (8 countries), North America (United States), and South America (Ecuador).

Common Seahorse

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 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Australia, India, Indonesia, Japan, and Philippines. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

白头海雕

白头海雕是美国国鸟，也是美国生态保护史上的成功案例，曾因滴滴涕（DDT）的广泛使用而濒临灭绝，经保护措施的实施后种群数量已显著恢复。该物种在IUCN红色名录中被评估为无危（LC），以白色头颈和尾羽与深棕色体羽形成的鲜明对比为主要识别特征。它们主要以鱼类为食，也会捕食哺乳动物和腐肉。

Common Seahorse

库达海马（Hippocampus kuda）分布于热带和温带海域，以雄性孕育并生产后代的独特繁殖方式著称。