ハクトウワシ vs sheet-web spiders

Haliaeetus leucocephalus compared with Erigone dentosa

Taxonomic Classification

Rank	ハクトウワシ	sheet-web spiders
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Aves (鳥類)	Arachnida (クモガタ類)
Order	Accipitriformes (タカ目)	Araneae (クモ目)
Family	Accipitridae (Hawks & Eagles)	Linyphiidae
Genus	Haliaeetus (Sea Eagles)	Erigone
Species	Haliaeetus leucocephalus	Erigone dentosa

Evolutionary Relationship

ハクトウワシ and sheet-web spiders share a common ancestor at the Kingdom level: Animalia. (動物)

表示 Kingdom: Animalia

Conservation Status

ハクトウワシ

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

sheet-web spiders

NE — Not Evaluated

Physical Characteristics

Attribute	ハクトウワシ	sheet-web spiders
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).

sheet-web spiders

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Belgium, Canada, Denmark, Norway, and United States.

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。