Common Kingfisher vs Ruddy Kingfisher
Alcedo atthis 比較対象 Halcyon coromanda
Side-by-Side Comparison
| 属性 | Common Kingfisher | Ruddy Kingfisher |
|---|---|---|
| 学名 | Alcedo atthis | Halcyon coromanda |
| 目 | Coraciiformes | Coraciiformes |
| 科 | Alcedinidae | Alcedinidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 17.0 cm (6.7 in) | — |
| 翼開長 | 25.0 cm (9.8 in) | 22.7 cm (8.9 in) |
| 体重 | 36.0 g (1.27 oz) | 76.76666666666667 g (2.71 oz) |
| 食性 | Small fish, aquatic insects, and crustaceans. Hunts from a low perch over water, diving headfirst … | -- |
| 一腹卵数 | 3-10 | 4-6 |
| 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.
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 …
Ruddy Kingfisher
Geographic Range & Migration
Common Kingfisher
Widespread across Europe, Asia, and North Africa. Northern populations migrate south in winter.
Ruddy Kingfisher
保全状況
Common Kingfisher
Ruddy Kingfisher
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
Ruddy Kingfisher
About These Birds
Common Kingfisher
カワセミ（Alcedo atthis）— ユーラシアおよびアフリカに広く分布する鮮やかな青橙色の鳥。川や池のほとりで魚を捕食する。