白头海雕 vs

Haliaeetus leucocephalus compared with Bilamarchaeum dharawalense

Taxonomic Classification

Rank	白头海雕
Kingdom	Animalia (动物界)	Archaea (Archaea)
Phylum	Chordata (脊索动物门)	Micrarchaeota (Micrarchaeota)
Class	Aves (鳥綱)	Micrarchaeia
Order	Accipitriformes (鷹形目)	Anstonellales (Anstonellales)
Family	Accipitridae (Hawks & Eagles)	Bilamarchaeaceae
Genus	Haliaeetus (Sea Eagles)	Bilamarchaeum
Species	Haliaeetus leucocephalus	Bilamarchaeum dharawalense

Conservation Status

白头海雕

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

NE — Not Evaluated

Physical Characteristics

Attribute	白头海雕
Diet	Carnivore	—
Average Lifespan	28 years	—
Average Length	90 cm	—
Average Weight	5.0 kg	—

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).

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。

Bilamarchaeum dharawalense是近期描述的一种古菌，代表阿斯加德古菌群中的一个深度分支谱系，分离自澳大利亚悉尼附近的沿岸沉积物。其名称是为了纪念发现地的传统守护者达拉瓦尔人。作为阿斯加德古菌，它在理解真核细胞进化起源方面具有重要的系统发育意义。