Common Myna vs オウギワシ
Acridotheres tristis 比較対象 Harpia harpyja
Side-by-Side Comparison
| 属性 | Common Myna | オウギワシ |
|---|---|---|
| 学名 | Acridotheres tristis | Harpia harpyja |
| 目 | Passeriformes | Accipitriformes |
| 科 | Sturnidae | Accipitridae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | 25.0 cm (9.8 in) | 100.0 cm (39.4 in) |
| 翼開長 | 38.0 cm (15.0 in) | 200.0 cm (78.7 in) |
| 体重 | 120.0 g (4.23 oz) | 7500.0 g (264.55 oz) |
| 食性 | Omnivorous — insects, fruit, grain, and kitchen scraps. Bold and opportunistic around human settlements. | Arboreal mammals including sloths, monkeys, and opossums, which make up over 70% of the diet. … |
| 一腹卵数 | 2-6 | 2-3 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Myna
Urban areas, farmland, and open woodland. Closely associated with humans and one of the most successful avian urban colonizers.
オウギワシ
Tropical lowland rainforests, requiring large tracts of continuous forest with tall emergent trees for nesting.
Song & Call Comparison
Common Myna
A noisy, cackling chatter and melodious whistling mixed together. An accomplished mimic of other birds and sounds. Gives repeated 'mee-ow' and harsh 'quarr' alarm calls.
オウギワシ
Rarely heard; emits mournful whistled screams 'wheee-oo' and low croaking grunts near the nest. Vocalizations poorly documented given its remote Amazonian habitat.
Geographic Range & Migration
Common Myna
Native to South and Southeast Asia. Introduced and invasive in Australia, South Africa, Middle East, and many Pacific islands.
オウギワシ
Central and South America from southern Mexico through Brazil and northern Argentina. Range is shrinking due to deforestation.
保全状況
Common Myna
オウギワシ
How to Tell Them Apart
Common Myna
Brown body with a glossy black hood, yellow bill, and bare yellow skin behind the eye. White wing patches conspicuous in flight. Yellow legs.
Strong, slightly curved yellow bill
オウギワシ
Slate-black upperparts and head with a pale grey breast and white underparts with black barring. A distinctive split grey crest rises when the bird is alarmed.
Massive dark hooked bill, one of the largest of any eagle
About These Birds
Common Myna
ハッカチョウ（Acridotheres tristis）— 南アジア原産で世界各地に移入された強い適応力をもつムクドリ科の鳥。黄色い嘴と目の周りの黄色い皮膚が特徴。
オウギワシ
ハーピーワシは世界で最も強力な猛禽類の一つで、ハイイログマの爪ほどの大きさの鉤爪を持つ。パナマの国鳥。大規模な未撹乱の森林の生息地を必要とするため、森林破壊がこの種の最大の脅威。