Common Kingfisher vs Grey-headed Kingfisher
Alcedo atthis เปรียบเทียบกับ Halcyon leucocephala
Side-by-Side Comparison
| คุณสมบัติ | Common Kingfisher | Grey-headed Kingfisher |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Alcedo atthis | Halcyon leucocephala |
| อันดับ | Coraciiformes | Coraciiformes |
| วงศ์ตระกูล | Alcedinidae | Alcedinidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | 17.0 cm (6.7 in) | — |
| กว้างปีก | 25.0 cm (9.8 in) | 20.4 cm (8.0 in) |
| น้ำหนัก | 36.0 g (1.27 oz) | 45.0 g (1.59 oz) |
| อาหาร | Small fish, aquatic insects, and crustaceans. Hunts from a low perch over water, diving headfirst … | -- |
| จำนวนไข่ | 3-10 | 2-6 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Common Kingfisher only
Grey-headed Kingfisher only
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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 …
Grey-headed Kingfisher
Geographic Range & Migration
Common Kingfisher
Widespread across Europe, Asia, and North Africa. Northern populations migrate south in winter.
Grey-headed Kingfisher
สถานะการอนุรักษ์
Common Kingfisher
Grey-headed 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
Grey-headed Kingfisher
About These Birds
Common Kingfisher
The common kingfisher is a dazzling jewel of waterways, its iridescent blue plumage caused by light refraction in the feather structure rather than pigment. These birds inspired the design of the Shinkansen bullet train in Japan — the shape of their bill was copied to reduce sonic booms when trains exit tunnels.