Common Kingfisher vs 角雕
Alcedo atthis 对比 Harpia harpyja
Side-by-Side Comparison
| 属性 | Common Kingfisher | 角雕 |
|---|---|---|
| 学名 | Alcedo atthis | Harpia harpyja |
| 目 | Coraciiformes | Accipitriformes |
| 科 | Alcedinidae | Accipitridae |
| 保护状况 | Least Concern | Vulnerable |
| 体长 | 17.0 cm (6.7 in) | 100.0 cm (39.4 in) |
| 翼展 | 25.0 cm (9.8 in) | 200.0 cm (78.7 in) |
| 体重 | 36.0 g (1.27 oz) | 7500.0 g (264.55 oz) |
| 食性 | Small fish, aquatic insects, and crustaceans. Hunts from a low perch over water, diving headfirst … | Arboreal mammals including sloths, monkeys, and opossums, which make up over 70% of the diet. … |
| 产卵数 | 3-10 | 2-3 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Kingfisher
Clear, slow-flowing rivers, streams, lakes, and ponds with suitable perching and nesting banks. Requires clean water with good fish populations.
角雕
Tropical lowland rainforests, requiring large tracts of continuous forest with tall emergent trees for nesting.
Song & Call Comparison
Common Kingfisher
A sharp, penetrating 'chee' whistle given in flight, often the first indication of its presence. Short, shrill single note as it darts low over rivers. Contact call is a rippling …
角雕
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 Kingfisher
Widespread across Europe, Asia, and North Africa. Northern populations migrate south in winter.
角雕
Central and South America from southern Mexico through Brazil and northern Argentina. Range is shrinking due to deforestation.
保护状况
Common Kingfisher
角雕
How to Tell Them Apart
Common Kingfisher
Brilliant electric blue upperparts and orange underparts. Blue-green crown with darker barring. White throat patch and cheek spots. A flash of blue in flight.
Long, straight, dagger-like dark bill — orange base on the lower mandible in females
角雕
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 Kingfisher
普通翠鸟(Alcedo atthis)— 广泛分布于欧亚大陆和非洲的亮蓝橙色鸟类。栖息于溪流和池塘旁,以鱼类为食。
角雕
角雕是美洲最大的猛禽之一,翼展可达224厘米。头部具灰白色双羽冠,体羽黑白对比分明,爪极为强大有力。分布于墨西哥至玻利维亚的热带低地雨林,以树栖哺乳动物为主食,包括树懒和猴子。飞行速度快,是雨林顶级捕食者。