ハクトウワシ vs アオアシシギ

Haliaeetus leucocephalus compared with Tringa nebularia

Key Differences

• ハクトウワシ is Not Evaluated while アオアシシギ is Least Concern.

Taxonomic Classification

Rank	ハクトウワシ	アオアシシギ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Aves (鳥類)	Aves (鳥類)
Order	Accipitriformes (タカ目)	Charadriiformes (チドリ目)
Family	Accipitridae (Hawks & Eagles)	Scolopacidae
Genus	Haliaeetus (Sea Eagles)	Tringa
Species	Haliaeetus leucocephalus	Tringa nebularia

Evolutionary Relationship

ハクトウワシ and アオアシシギ share a common ancestor at the Class level: Aves. (鳥類)

Conservation Status

ハクトウワシ

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

アオアシシギ

LC — Least Concern

Physical Characteristics

Attribute	ハクトウワシ	アオアシシギ
Diet	Carnivore	—
Average Lifespan	28 years	—
Average Length	90 cm	—
Average Weight	5.0 kg	—

Habitat & Geographic Range

ハクトウワシ

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).

アオアシシギ

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Taiwan.

ハクトウワシ

アメリカの国鳥であり保全の成功を象徴するハクトウワシは翼開長が最大2.4 mに達し、北米全域の水辺近くの森林や湿地に生息する。強力な空中捕食者兼腐肉食者で魚を主食とするが、水鳥や腐肉も捕食する。DDT汚染と狩猟によって1960年代にほぼ絶滅に瀕したが、農薬の使用禁止と絶滅危惧種法の施行により劇的に回復した。

アオアシシギ

<em>Tringa nebularia</em>, commonly known as the common greenshank, is a migratory wading bird belonging to the genus Tringa within the family Scolopacidae. This species occupies various aerial, terrestrial, and aquatic environments and has a documented range that includes Belgium, Denmark, Norway, Sweden, and Taiwan, reflecting its status as a long-distance migrant that breeds in northern Europe and winters across a broad range. Common greenshank is assessed as Least Concern on the IUCN Red List. The species is typically found along the edges of lakes, rivers, estuaries, and mudflats, where it forages for invertebrates and small fish using its slightly upturned bill. Biological traits of this species remain poorly documented in the scientific literature.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden