Air yam vs ハクトウワシ

Dioscorea bulbifera compared with Haliaeetus leucocephalus

Taxonomic Classification

Rank	Air yam	ハクトウワシ
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Chordata (脊索動物)
Class	Liliopsida (単子葉植物綱)	Aves (鳥類)
Order	Dioscoreales (ヤマノイモ目)	Accipitriformes (タカ目)
Family	Dioscoreaceae	Accipitridae (Hawks & Eagles)
Genus	Dioscorea	Haliaeetus (Sea Eagles)
Species	Dioscorea bulbifera	Haliaeetus leucocephalus

Conservation Status

Air yam

NE — Not Evaluated

ハクトウワシ

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

Physical Characteristics

Attribute	Air yam	ハクトウワシ
Diet	—	Carnivore
Average Lifespan	—	28 years
Average Length	—	90 cm
Average Weight	—	5.0 kg

Habitat & Geographic Range

Air yam

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm.

Range

Widely distributed across Africa (5 countries), Asia (4 countries), North America (13 countries), Oceania and the Pacific (9 countries), and South America (4 countries).

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).

Air yam

The Air yam (Dioscorea bulbifera) is a species in the genus Dioscorea. Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm.

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。